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Finding the Third Proportional to 8,619,582 and 12,854,634

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Solution

The third proportional to 8,619,582 and 12,854,634 is: 19,170,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,582 : 12,854,634 = 12,854,634 : x
  2. Step 2: Convert to fraction form
    8,619,582/12,854,634 = 12,854,634/x
  3. Step 3: Cross multiply
    8,619,582x = 12,854,634 × 12,854,634
  4. Step 4: Simplify right side
    8,619,582x = 165,241,615,273,956
  5. Step 5: Solve for x
    x = 165,241,615,273,956/8,619,582
  6. Step 6: Final answer
    x = 19,170,490.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.