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Finding the Third Proportional to 3,117,730 and 6,699,582

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Solution

The third proportional to 3,117,730 and 6,699,582 is: 14,396,499.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,730 : 6,699,582 = 6,699,582 : x
  2. Step 2: Convert to fraction form
    3,117,730/6,699,582 = 6,699,582/x
  3. Step 3: Cross multiply
    3,117,730x = 6,699,582 × 6,699,582
  4. Step 4: Simplify right side
    3,117,730x = 44,884,398,974,724
  5. Step 5: Solve for x
    x = 44,884,398,974,724/3,117,730
  6. Step 6: Final answer
    x = 14,396,499.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.