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Finding the Third Proportional to 8,372,482 and 12,607,730

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Solution

The third proportional to 8,372,482 and 12,607,730 is: 18,985,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,482 : 12,607,730 = 12,607,730 : x
  2. Step 2: Convert to fraction form
    8,372,482/12,607,730 = 12,607,730/x
  3. Step 3: Cross multiply
    8,372,482x = 12,607,730 × 12,607,730
  4. Step 4: Simplify right side
    8,372,482x = 158,954,855,752,900
  5. Step 5: Solve for x
    x = 158,954,855,752,900/8,372,482
  6. Step 6: Final answer
    x = 18,985,392.35

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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.