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Finding the Third Proportional to 131,639,391 and 283,508,046

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Solution

The third proportional to 131,639,391 and 283,508,046 is: 610,583,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,639,391 : 283,508,046 = 283,508,046 : x
  2. Step 2: Convert to fraction form
    131,639,391/283,508,046 = 283,508,046/x
  3. Step 3: Cross multiply
    131,639,391x = 283,508,046 × 283,508,046
  4. Step 4: Simplify right side
    131,639,391x = 80,376,812,146,738,112
  5. Step 5: Solve for x
    x = 80,376,812,146,738,112/131,639,391
  6. Step 6: Final answer
    x = 610,583,287.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.