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Finding the Third Proportional to 131,503,996.13 and 285,896,962.13

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Solution

The third proportional to 131,503,996.13 and 285,896,962.13 is: 621,555,810.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,503,996.13 : 285,896,962.13 = 285,896,962.13 : x
  2. Step 2: Convert to fraction form
    131,503,996.13/285,896,962.13 = 285,896,962.13/x
  3. Step 3: Cross multiply
    131,503,996.13x = 285,896,962.13 × 285,896,962.13
  4. Step 4: Simplify right side
    131,503,996.13x = 81,737,072,952,303,680
  5. Step 5: Solve for x
    x = 81,737,072,952,303,680/131,503,996.13
  6. Step 6: Final answer
    x = 621,555,810.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.