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Finding the Third Proportional to 13,338,726.50 and 28,699,698.75

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Solution

The third proportional to 13,338,726.50 and 28,699,698.75 is: 61,750,475.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338,726.50 : 28,699,698.75 = 28,699,698.75 : x
  2. Step 2: Convert to fraction form
    13,338,726.50/28,699,698.75 = 28,699,698.75/x
  3. Step 3: Cross multiply
    13,338,726.50x = 28,699,698.75 × 28,699,698.75
  4. Step 4: Simplify right side
    13,338,726.50x = 823,672,708,340,751.50
  5. Step 5: Solve for x
    x = 823,672,708,340,751.50/13,338,726.50
  6. Step 6: Final answer
    x = 61,750,475.83

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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.