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Finding the Fourth Proportional to 9,006.60, 13,525.10 and 7,524.30

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Solution

The fourth proportional to 9,006.60, 13,525.10 and 7,524.30 is: 11,299.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.60 : 13,525.10 = 7,524.30 : x
  2. Step 2: Convert to fraction form
    9,006.60/13,525.10 = 7,524.30/x
  3. Step 3: Cross multiply
    9,006.60x = 13,525.10 × 7,524.30
  4. Step 4: Simplify right side
    9,006.60x = 101,766,872.31
  5. Step 5: Solve for x
    x = 101,766,872.31/9,006.60
  6. Step 6: Final answer
    x = 11,299.14

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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.