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Finding the Third Proportional to 124,179,330 and 261,229,884

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Solution

The third proportional to 124,179,330 and 261,229,884 is: 549,536,322.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,179,330 : 261,229,884 = 261,229,884 : x
  2. Step 2: Convert to fraction form
    124,179,330/261,229,884 = 261,229,884/x
  3. Step 3: Cross multiply
    124,179,330x = 261,229,884 × 261,229,884
  4. Step 4: Simplify right side
    124,179,330x = 68,241,052,294,653,456
  5. Step 5: Solve for x
    x = 68,241,052,294,653,456/124,179,330
  6. Step 6: Final answer
    x = 549,536,322.15

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.