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Finding the Third Proportional to 8,617,473 and 12,759,822

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Solution

The third proportional to 8,617,473 and 12,759,822 is: 18,893,364.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617,473 : 12,759,822 = 12,759,822 : x
  2. Step 2: Convert to fraction form
    8,617,473/12,759,822 = 12,759,822/x
  3. Step 3: Cross multiply
    8,617,473x = 12,759,822 × 12,759,822
  4. Step 4: Simplify right side
    8,617,473x = 162,813,057,471,684
  5. Step 5: Solve for x
    x = 162,813,057,471,684/8,617,473
  6. Step 6: Final answer
    x = 18,893,364.39

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.