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Finding the Fourth Proportional to 534,740.74, 737,942.01 and 296,276.74

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Solution

The fourth proportional to 534,740.74, 737,942.01 and 296,276.74 is: 408,861.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,740.74 : 737,942.01 = 296,276.74 : x
  2. Step 2: Convert to fraction form
    534,740.74/737,942.01 = 296,276.74/x
  3. Step 3: Cross multiply
    534,740.74x = 737,942.01 × 296,276.74
  4. Step 4: Simplify right side
    534,740.74x = 218,635,053,031.85
  5. Step 5: Solve for x
    x = 218,635,053,031.85/534,740.74
  6. Step 6: Final answer
    x = 408,861.78

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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.