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Finding the Fourth Proportional to 499,342.10, 749,013.15 and 183,733.70

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Solution

The fourth proportional to 499,342.10, 749,013.15 and 183,733.70 is: 275,600.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,342.10 : 749,013.15 = 183,733.70 : x
  2. Step 2: Convert to fraction form
    499,342.10/749,013.15 = 183,733.70/x
  3. Step 3: Cross multiply
    499,342.10x = 749,013.15 × 183,733.70
  4. Step 4: Simplify right side
    499,342.10x = 137,618,957,398.16
  5. Step 5: Solve for x
    x = 137,618,957,398.16/499,342.10
  6. Step 6: Final answer
    x = 275,600.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.