Home / 754,398.78-1,041,097.69-432,171.15

Finding the Fourth Proportional to 754,398.78, 1,041,097.69 and 432,171.15

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Solution

The fourth proportional to 754,398.78, 1,041,097.69 and 432,171.15 is: 596,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,398.78 : 1,041,097.69 = 432,171.15 : x
  2. Step 2: Convert to fraction form
    754,398.78/1,041,097.69 = 432,171.15/x
  3. Step 3: Cross multiply
    754,398.78x = 1,041,097.69 × 432,171.15
  4. Step 4: Simplify right side
    754,398.78x = 449,932,391,370.00
  5. Step 5: Solve for x
    x = 449,932,391,370.00/754,398.78
  6. Step 6: Final answer
    x = 596,411.88

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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.