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Finding the Third Proportional to 63,379,293.75 and 138,863,631.75

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Solution

The third proportional to 63,379,293.75 and 138,863,631.75 is: 304,249,338.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,379,293.75 : 138,863,631.75 = 138,863,631.75 : x
  2. Step 2: Convert to fraction form
    63,379,293.75/138,863,631.75 = 138,863,631.75/x
  3. Step 3: Cross multiply
    63,379,293.75x = 138,863,631.75 × 138,863,631.75
  4. Step 4: Simplify right side
    63,379,293.75x = 19,283,108,222,799,608
  5. Step 5: Solve for x
    x = 19,283,108,222,799,608/63,379,293.75
  6. Step 6: Final answer
    x = 304,249,338.89

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.