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Finding the Third Proportional to 30,261,616.50 and 62,676,509

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Solution

The third proportional to 30,261,616.50 and 62,676,509 is: 129,812,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261,616.50 : 62,676,509 = 62,676,509 : x
  2. Step 2: Convert to fraction form
    30,261,616.50/62,676,509 = 62,676,509/x
  3. Step 3: Cross multiply
    30,261,616.50x = 62,676,509 × 62,676,509
  4. Step 4: Simplify right side
    30,261,616.50x = 3,928,344,780,427,081
  5. Step 5: Solve for x
    x = 3,928,344,780,427,081/30,261,616.50
  6. Step 6: Final answer
    x = 129,812,787.11

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.