Home / 754,396.59-1,040,988.56-432,120.27

Finding the Fourth Proportional to 754,396.59, 1,040,988.56 and 432,120.27

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Solution

The fourth proportional to 754,396.59, 1,040,988.56 and 432,120.27 is: 596,280.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,396.59 : 1,040,988.56 = 432,120.27 : x
  2. Step 2: Convert to fraction form
    754,396.59/1,040,988.56 = 432,120.27/x
  3. Step 3: Cross multiply
    754,396.59x = 1,040,988.56 × 432,120.27
  4. Step 4: Simplify right side
    754,396.59x = 449,832,257,614.11
  5. Step 5: Solve for x
    x = 449,832,257,614.11/754,396.59
  6. Step 6: Final answer
    x = 596,280.87

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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.