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Finding the Fourth Proportional to 8,373.59, 12,562.29 and 3,694.92

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Solution

The fourth proportional to 8,373.59, 12,562.29 and 3,694.92 is: 5,543.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.59 : 12,562.29 = 3,694.92 : x
  2. Step 2: Convert to fraction form
    8,373.59/12,562.29 = 3,694.92/x
  3. Step 3: Cross multiply
    8,373.59x = 12,562.29 × 3,694.92
  4. Step 4: Simplify right side
    8,373.59x = 46,416,656.57
  5. Step 5: Solve for x
    x = 46,416,656.57/8,373.59
  6. Step 6: Final answer
    x = 5,543.22

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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.