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Finding the Fourth Proportional to 8,604.24, 12,906.36 and 7,062

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Solution

The fourth proportional to 8,604.24, 12,906.36 and 7,062 is: 10,593.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.24 : 12,906.36 = 7,062 : x
  2. Step 2: Convert to fraction form
    8,604.24/12,906.36 = 7,062/x
  3. Step 3: Cross multiply
    8,604.24x = 12,906.36 × 7,062
  4. Step 4: Simplify right side
    8,604.24x = 91,144,714.32
  5. Step 5: Solve for x
    x = 91,144,714.32/8,604.24
  6. Step 6: Final answer
    x = 10,593.00

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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.