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Finding the Fourth Proportional to 5,737.04, 8,605.60 and 5,489.20

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Solution

The fourth proportional to 5,737.04, 8,605.60 and 5,489.20 is: 8,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,737.04 : 8,605.60 = 5,489.20 : x
  2. Step 2: Convert to fraction form
    5,737.04/8,605.60 = 5,489.20/x
  3. Step 3: Cross multiply
    5,737.04x = 8,605.60 × 5,489.20
  4. Step 4: Simplify right side
    5,737.04x = 47,237,859.52
  5. Step 5: Solve for x
    x = 47,237,859.52/5,737.04
  6. Step 6: Final answer
    x = 8,233.84

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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.