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Finding the Fourth Proportional to 663,224.92, 914,323.61 and 560,839.60

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Solution

The fourth proportional to 663,224.92, 914,323.61 and 560,839.60 is: 773,174.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,224.92 : 914,323.61 = 560,839.60 : x
  2. Step 2: Convert to fraction form
    663,224.92/914,323.61 = 560,839.60/x
  3. Step 3: Cross multiply
    663,224.92x = 914,323.61 × 560,839.60
  4. Step 4: Simplify right side
    663,224.92x = 512,788,887,702.96
  5. Step 5: Solve for x
    x = 512,788,887,702.96/663,224.92
  6. Step 6: Final answer
    x = 773,174.94

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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.