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Finding the Third Proportional to 8,316,488 and 12,440,901

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Solution

The third proportional to 8,316,488 and 12,440,901 is: 18,610,742.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,488 : 12,440,901 = 12,440,901 : x
  2. Step 2: Convert to fraction form
    8,316,488/12,440,901 = 12,440,901/x
  3. Step 3: Cross multiply
    8,316,488x = 12,440,901 × 12,440,901
  4. Step 4: Simplify right side
    8,316,488x = 154,776,017,691,801
  5. Step 5: Solve for x
    x = 154,776,017,691,801/8,316,488
  6. Step 6: Final answer
    x = 18,610,742.62

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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.