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Finding the Third Proportional to 3,108,522 and 6,689,432

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Solution

The third proportional to 3,108,522 and 6,689,432 is: 14,395,426.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,522 : 6,689,432 = 6,689,432 : x
  2. Step 2: Convert to fraction form
    3,108,522/6,689,432 = 6,689,432/x
  3. Step 3: Cross multiply
    3,108,522x = 6,689,432 × 6,689,432
  4. Step 4: Simplify right side
    3,108,522x = 44,748,500,482,624
  5. Step 5: Solve for x
    x = 44,748,500,482,624/3,108,522
  6. Step 6: Final answer
    x = 14,395,426.66

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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.