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Finding the Third Proportional to 12,217,405.50 and 17,952,129

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Solution

The third proportional to 12,217,405.50 and 17,952,129 is: 26,378,672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,405.50 : 17,952,129 = 17,952,129 : x
  2. Step 2: Convert to fraction form
    12,217,405.50/17,952,129 = 17,952,129/x
  3. Step 3: Cross multiply
    12,217,405.50x = 17,952,129 × 17,952,129
  4. Step 4: Simplify right side
    12,217,405.50x = 322,278,935,632,641
  5. Step 5: Solve for x
    x = 322,278,935,632,641/12,217,405.50
  6. Step 6: Final answer
    x = 26,378,672.27

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.