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Finding the Fourth Proportional to 374,863.68, 516,773.82 and 267,246.88

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Solution

The fourth proportional to 374,863.68, 516,773.82 and 267,246.88 is: 368,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,863.68 : 516,773.82 = 267,246.88 : x
  2. Step 2: Convert to fraction form
    374,863.68/516,773.82 = 267,246.88/x
  3. Step 3: Cross multiply
    374,863.68x = 516,773.82 × 267,246.88
  4. Step 4: Simplify right side
    374,863.68x = 138,106,191,060.68
  5. Step 5: Solve for x
    x = 138,106,191,060.68/374,863.68
  6. Step 6: Final answer
    x = 368,417.10

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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.