Home / 928,788.12-1,281,956.22-566,411.94

Finding the Fourth Proportional to 928,788.12, 1,281,956.22 and 566,411.94

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Solution

The fourth proportional to 928,788.12, 1,281,956.22 and 566,411.94 is: 781,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,788.12 : 1,281,956.22 = 566,411.94 : x
  2. Step 2: Convert to fraction form
    928,788.12/1,281,956.22 = 566,411.94/x
  3. Step 3: Cross multiply
    928,788.12x = 1,281,956.22 × 566,411.94
  4. Step 4: Simplify right side
    928,788.12x = 726,115,309,565.27
  5. Step 5: Solve for x
    x = 726,115,309,565.27/928,788.12
  6. Step 6: Final answer
    x = 781,787.90

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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.