Home / 770,425.20-1,063,180.68-430,893.20

Finding the Fourth Proportional to 770,425.20, 1,063,180.68 and 430,893.20

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Solution

The fourth proportional to 770,425.20, 1,063,180.68 and 430,893.20 is: 594,629.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,425.20 : 1,063,180.68 = 430,893.20 : x
  2. Step 2: Convert to fraction form
    770,425.20/1,063,180.68 = 430,893.20/x
  3. Step 3: Cross multiply
    770,425.20x = 1,063,180.68 × 430,893.20
  4. Step 4: Simplify right side
    770,425.20x = 458,117,325,383.38
  5. Step 5: Solve for x
    x = 458,117,325,383.38/770,425.20
  6. Step 6: Final answer
    x = 594,629.21

Related Problems

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Half scale
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Double scale
Find fourth proportional to 770,426.20, 1,063,182.06 and 430,894.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.