Home / 928,848.92-1,393,411.88-329,759.90

Finding the Fourth Proportional to 928,848.92, 1,393,411.88 and 329,759.90

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Solution

The fourth proportional to 928,848.92, 1,393,411.88 and 329,759.90 is: 494,689.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,848.92 : 1,393,411.88 = 329,759.90 : x
  2. Step 2: Convert to fraction form
    928,848.92/1,393,411.88 = 329,759.90/x
  3. Step 3: Cross multiply
    928,848.92x = 1,393,411.88 × 329,759.90
  4. Step 4: Simplify right side
    928,848.92x = 459,491,362,207.61
  5. Step 5: Solve for x
    x = 459,491,362,207.61/928,848.92
  6. Step 6: Final answer
    x = 494,689.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.