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Finding the Fourth Proportional to 486,562.08, 671,458.96 and 271,704.72

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Solution

The fourth proportional to 486,562.08, 671,458.96 and 271,704.72 is: 374,954.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,562.08 : 671,458.96 = 271,704.72 : x
  2. Step 2: Convert to fraction form
    486,562.08/671,458.96 = 271,704.72/x
  3. Step 3: Cross multiply
    486,562.08x = 671,458.96 × 271,704.72
  4. Step 4: Simplify right side
    486,562.08x = 182,438,568,718.29
  5. Step 5: Solve for x
    x = 182,438,568,718.29/486,562.08
  6. Step 6: Final answer
    x = 374,954.35

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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.