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Finding the Fourth Proportional to 502,520.92, 693,537.88 and 298,573.52

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Solution

The fourth proportional to 502,520.92, 693,537.88 and 298,573.52 is: 412,066.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,520.92 : 693,537.88 = 298,573.52 : x
  2. Step 2: Convert to fraction form
    502,520.92/693,537.88 = 298,573.52/x
  3. Step 3: Cross multiply
    502,520.92x = 693,537.88 × 298,573.52
  4. Step 4: Simplify right side
    502,520.92x = 207,072,046,084.94
  5. Step 5: Solve for x
    x = 207,072,046,084.94/502,520.92
  6. Step 6: Final answer
    x = 412,066.52

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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.