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Finding the Fourth Proportional to 566,196.92, 781,097.80 and 382,375.78

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Solution

The fourth proportional to 566,196.92, 781,097.80 and 382,375.78 is: 527,507.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,196.92 : 781,097.80 = 382,375.78 : x
  2. Step 2: Convert to fraction form
    566,196.92/781,097.80 = 382,375.78/x
  3. Step 3: Cross multiply
    566,196.92x = 781,097.80 × 382,375.78
  4. Step 4: Simplify right side
    566,196.92x = 298,672,880,531.28
  5. Step 5: Solve for x
    x = 298,672,880,531.28/566,196.92
  6. Step 6: Final answer
    x = 527,507.07

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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.