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Finding the Fourth Proportional to 5,972.11, 8,957.53 and 1,529.80

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Solution

The fourth proportional to 5,972.11, 8,957.53 and 1,529.80 is: 2,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.11 : 8,957.53 = 1,529.80 : x
  2. Step 2: Convert to fraction form
    5,972.11/8,957.53 = 1,529.80/x
  3. Step 3: Cross multiply
    5,972.11x = 8,957.53 × 1,529.80
  4. Step 4: Simplify right side
    5,972.11x = 13,703,229.39
  5. Step 5: Solve for x
    x = 13,703,229.39/5,972.11
  6. Step 6: Final answer
    x = 2,294.54

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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.