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Finding the Fourth Proportional to 374,861.46, 516,770.76 and 267,244.65

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Solution

The fourth proportional to 374,861.46, 516,770.76 and 267,244.65 is: 368,414.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,861.46 : 516,770.76 = 267,244.65 : x
  2. Step 2: Convert to fraction form
    374,861.46/516,770.76 = 267,244.65/x
  3. Step 3: Cross multiply
    374,861.46x = 516,770.76 × 267,244.65
  4. Step 4: Simplify right side
    374,861.46x = 138,104,223,317.10
  5. Step 5: Solve for x
    x = 138,104,223,317.10/374,861.46
  6. Step 6: Final answer
    x = 368,414.04

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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.