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Finding the Third Proportional to 10,217,191.50 and 15,368,825.25

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Solution

The third proportional to 10,217,191.50 and 15,368,825.25 is: 23,117,976.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217,191.50 : 15,368,825.25 = 15,368,825.25 : x
  2. Step 2: Convert to fraction form
    10,217,191.50/15,368,825.25 = 15,368,825.25/x
  3. Step 3: Cross multiply
    10,217,191.50x = 15,368,825.25 × 15,368,825.25
  4. Step 4: Simplify right side
    10,217,191.50x = 236,200,789,565,037.56
  5. Step 5: Solve for x
    x = 236,200,789,565,037.56/10,217,191.50
  6. Step 6: Final answer
    x = 23,117,976.16

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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.