Home / 683,975.40-1,026,014.70-204,165.33

Finding the Fourth Proportional to 683,975.40, 1,026,014.70 and 204,165.33

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Solution

The fourth proportional to 683,975.40, 1,026,014.70 and 204,165.33 is: 306,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,975.40 : 1,026,014.70 = 204,165.33 : x
  2. Step 2: Convert to fraction form
    683,975.40/1,026,014.70 = 204,165.33/x
  3. Step 3: Cross multiply
    683,975.40x = 1,026,014.70 × 204,165.33
  4. Step 4: Simplify right side
    683,975.40x = 209,476,629,810.35
  5. Step 5: Solve for x
    x = 209,476,629,810.35/683,975.40
  6. Step 6: Final answer
    x = 306,263.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.