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Finding the Third Proportional to 9,987,134 and 15,085,658

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Solution

The third proportional to 9,987,134 and 15,085,658 is: 22,787,025.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987,134 : 15,085,658 = 15,085,658 : x
  2. Step 2: Convert to fraction form
    9,987,134/15,085,658 = 15,085,658/x
  3. Step 3: Cross multiply
    9,987,134x = 15,085,658 × 15,085,658
  4. Step 4: Simplify right side
    9,987,134x = 227,577,077,292,964
  5. Step 5: Solve for x
    x = 227,577,077,292,964/9,987,134
  6. Step 6: Final answer
    x = 22,787,025.52

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.