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Finding the Third Proportional to 43,534,155 and 62,931,861

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Solution

The third proportional to 43,534,155 and 62,931,861 is: 90,972,688.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,534,155 : 62,931,861 = 62,931,861 : x
  2. Step 2: Convert to fraction form
    43,534,155/62,931,861 = 62,931,861/x
  3. Step 3: Cross multiply
    43,534,155x = 62,931,861 × 62,931,861
  4. Step 4: Simplify right side
    43,534,155x = 3,960,419,128,923,321
  5. Step 5: Solve for x
    x = 3,960,419,128,923,321/43,534,155
  6. Step 6: Final answer
    x = 90,972,688.66

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.