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Finding the Fourth Proportional to 8,343.52, 12,504.80 and 7,301.04

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Solution

The fourth proportional to 8,343.52, 12,504.80 and 7,301.04 is: 10,942.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343.52 : 12,504.80 = 7,301.04 : x
  2. Step 2: Convert to fraction form
    8,343.52/12,504.80 = 7,301.04/x
  3. Step 3: Cross multiply
    8,343.52x = 12,504.80 × 7,301.04
  4. Step 4: Simplify right side
    8,343.52x = 91,298,044.99
  5. Step 5: Solve for x
    x = 91,298,044.99/8,343.52
  6. Step 6: Final answer
    x = 10,942.39

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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.