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Finding the Fourth Proportional to 5,652.72, 8,479.10 and 1,757.13

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Solution

The fourth proportional to 5,652.72, 8,479.10 and 1,757.13 is: 2,635.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.72 : 8,479.10 = 1,757.13 : x
  2. Step 2: Convert to fraction form
    5,652.72/8,479.10 = 1,757.13/x
  3. Step 3: Cross multiply
    5,652.72x = 8,479.10 × 1,757.13
  4. Step 4: Simplify right side
    5,652.72x = 14,898,829.80
  5. Step 5: Solve for x
    x = 14,898,829.80/5,652.72
  6. Step 6: Final answer
    x = 2,635.69

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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.