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Finding the Fourth Proportional to 5,132.70, 7,700.22 and 2,360.16

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Solution

The fourth proportional to 5,132.70, 7,700.22 and 2,360.16 is: 3,540.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.70 : 7,700.22 = 2,360.16 : x
  2. Step 2: Convert to fraction form
    5,132.70/7,700.22 = 2,360.16/x
  3. Step 3: Cross multiply
    5,132.70x = 7,700.22 × 2,360.16
  4. Step 4: Simplify right side
    5,132.70x = 18,173,751.24
  5. Step 5: Solve for x
    x = 18,173,751.24/5,132.70
  6. Step 6: Final answer
    x = 3,540.78

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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.