Home / 770,201.04-1,062,901.64-430,668.40

Finding the Fourth Proportional to 770,201.04, 1,062,901.64 and 430,668.40

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Solution

The fourth proportional to 770,201.04, 1,062,901.64 and 430,668.40 is: 594,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,201.04 : 1,062,901.64 = 430,668.40 : x
  2. Step 2: Convert to fraction form
    770,201.04/1,062,901.64 = 430,668.40/x
  3. Step 3: Cross multiply
    770,201.04x = 1,062,901.64 × 430,668.40
  4. Step 4: Simplify right side
    770,201.04x = 457,758,148,656.18
  5. Step 5: Solve for x
    x = 457,758,148,656.18/770,201.04
  6. Step 6: Final answer
    x = 594,335.93

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Double scale
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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.