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Finding the Third Proportional to 43,872,495.75 and 67,895,759.25

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Solution

The third proportional to 43,872,495.75 and 67,895,759.25 is: 105,073,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,872,495.75 : 67,895,759.25 = 67,895,759.25 : x
  2. Step 2: Convert to fraction form
    43,872,495.75/67,895,759.25 = 67,895,759.25/x
  3. Step 3: Cross multiply
    43,872,495.75x = 67,895,759.25 × 67,895,759.25
  4. Step 4: Simplify right side
    43,872,495.75x = 4,609,834,124,133,961
  5. Step 5: Solve for x
    x = 4,609,834,124,133,961/43,872,495.75
  6. Step 6: Final answer
    x = 105,073,441.69

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.