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Finding the Third Proportional to 132,377,881 and 288,591,228

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Solution

The third proportional to 132,377,881 and 288,591,228 is: 629,145,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,377,881 : 288,591,228 = 288,591,228 : x
  2. Step 2: Convert to fraction form
    132,377,881/288,591,228 = 288,591,228/x
  3. Step 3: Cross multiply
    132,377,881x = 288,591,228 × 288,591,228
  4. Step 4: Simplify right side
    132,377,881x = 83,284,896,878,547,984
  5. Step 5: Solve for x
    x = 83,284,896,878,547,984/132,377,881
  6. Step 6: Final answer
    x = 629,145,112.83

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.