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Finding the Third Proportional to 6,636,680 and 14,479,820

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Solution

The third proportional to 6,636,680 and 14,479,820 is: 31,591,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636,680 : 14,479,820 = 14,479,820 : x
  2. Step 2: Convert to fraction form
    6,636,680/14,479,820 = 14,479,820/x
  3. Step 3: Cross multiply
    6,636,680x = 14,479,820 × 14,479,820
  4. Step 4: Simplify right side
    6,636,680x = 209,665,187,232,400
  5. Step 5: Solve for x
    x = 209,665,187,232,400/6,636,680
  6. Step 6: Final answer
    x = 31,591,878.35

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.