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Finding the Third Proportional to 62,991,972 and 131,012,343

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Solution

The third proportional to 62,991,972 and 131,012,343 is: 272,482,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,991,972 : 131,012,343 = 131,012,343 : x
  2. Step 2: Convert to fraction form
    62,991,972/131,012,343 = 131,012,343/x
  3. Step 3: Cross multiply
    62,991,972x = 131,012,343 × 131,012,343
  4. Step 4: Simplify right side
    62,991,972x = 17,164,234,018,349,648
  5. Step 5: Solve for x
    x = 17,164,234,018,349,648/62,991,972
  6. Step 6: Final answer
    x = 272,482,881.13

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.