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Finding the Third Proportional to 124,179,332 and 261,229,888

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Solution

The third proportional to 124,179,332 and 261,229,888 is: 549,536,330.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,179,332 : 261,229,888 = 261,229,888 : x
  2. Step 2: Convert to fraction form
    124,179,332/261,229,888 = 261,229,888/x
  3. Step 3: Cross multiply
    124,179,332x = 261,229,888 × 261,229,888
  4. Step 4: Simplify right side
    124,179,332x = 68,241,054,384,492,544
  5. Step 5: Solve for x
    x = 68,241,054,384,492,544/124,179,332
  6. Step 6: Final answer
    x = 549,536,330.12

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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.