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Finding the Third Proportional to 7,586.31 and 16,678.25

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Solution

The third proportional to 7,586.31 and 16,678.25 is: 36,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,586.31 : 16,678.25 = 16,678.25 : x
  2. Step 2: Convert to fraction form
    7,586.31/16,678.25 = 16,678.25/x
  3. Step 3: Cross multiply
    7,586.31x = 16,678.25 × 16,678.25
  4. Step 4: Simplify right side
    7,586.31x = 278,163,957.91
  5. Step 5: Solve for x
    x = 278,163,957.91/7,586.31
  6. Step 6: Final answer
    x = 36,666.55

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.