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Finding the Fourth Proportional to 344,561.20, 516,841.80 and 250,082.80

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Solution

The fourth proportional to 344,561.20, 516,841.80 and 250,082.80 is: 375,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,561.20 : 516,841.80 = 250,082.80 : x
  2. Step 2: Convert to fraction form
    344,561.20/516,841.80 = 250,082.80/x
  3. Step 3: Cross multiply
    344,561.20x = 516,841.80 × 250,082.80
  4. Step 4: Simplify right side
    344,561.20x = 129,253,244,501.04
  5. Step 5: Solve for x
    x = 129,253,244,501.04/344,561.20
  6. Step 6: Final answer
    x = 375,124.20

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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.