Home / 935,155.46-1,290,488.66-527,253.71

Finding the Fourth Proportional to 935,155.46, 1,290,488.66 and 527,253.71

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Solution

The fourth proportional to 935,155.46, 1,290,488.66 and 527,253.71 is: 727,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,155.46 : 1,290,488.66 = 527,253.71 : x
  2. Step 2: Convert to fraction form
    935,155.46/1,290,488.66 = 527,253.71/x
  3. Step 3: Cross multiply
    935,155.46x = 1,290,488.66 × 527,253.71
  4. Step 4: Simplify right side
    935,155.46x = 680,414,926,586.42
  5. Step 5: Solve for x
    x = 680,414,926,586.42/935,155.46
  6. Step 6: Final answer
    x = 727,595.52

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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.