Home / 385,931.29-532,585.17-235,028.29

Finding the Fourth Proportional to 385,931.29, 532,585.17 and 235,028.29

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Solution

The fourth proportional to 385,931.29, 532,585.17 and 235,028.29 is: 324,339.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,931.29 : 532,585.17 = 235,028.29 : x
  2. Step 2: Convert to fraction form
    385,931.29/532,585.17 = 235,028.29/x
  3. Step 3: Cross multiply
    385,931.29x = 532,585.17 × 235,028.29
  4. Step 4: Simplify right side
    385,931.29x = 125,172,581,784.46
  5. Step 5: Solve for x
    x = 125,172,581,784.46/385,931.29
  6. Step 6: Final answer
    x = 324,339.03

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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.