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Finding the Fourth Proportional to 526,592.46, 726,694.62 and 284,874.24

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Solution

The fourth proportional to 526,592.46, 726,694.62 and 284,874.24 is: 393,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,592.46 : 726,694.62 = 284,874.24 : x
  2. Step 2: Convert to fraction form
    526,592.46/726,694.62 = 284,874.24/x
  3. Step 3: Cross multiply
    526,592.46x = 726,694.62 × 284,874.24
  4. Step 4: Simplify right side
    526,592.46x = 207,016,577,584.59
  5. Step 5: Solve for x
    x = 207,016,577,584.59/526,592.46
  6. Step 6: Final answer
    x = 393,124.84

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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.