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Finding the Fourth Proportional to 502,602.52, 693,555.04 and 298,644.52

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Solution

The fourth proportional to 502,602.52, 693,555.04 and 298,644.52 is: 412,107.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,602.52 : 693,555.04 = 298,644.52 : x
  2. Step 2: Convert to fraction form
    502,602.52/693,555.04 = 298,644.52/x
  3. Step 3: Cross multiply
    502,602.52x = 693,555.04 × 298,644.52
  4. Step 4: Simplify right side
    502,602.52x = 207,126,412,014.38
  5. Step 5: Solve for x
    x = 207,126,412,014.38/502,602.52
  6. Step 6: Final answer
    x = 412,107.79

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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.