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Finding the Third Proportional to 21,822,891.75 and 36,370,019.25

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Solution

The third proportional to 21,822,891.75 and 36,370,019.25 is: 60,614,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822,891.75 : 36,370,019.25 = 36,370,019.25 : x
  2. Step 2: Convert to fraction form
    21,822,891.75/36,370,019.25 = 36,370,019.25/x
  3. Step 3: Cross multiply
    21,822,891.75x = 36,370,019.25 × 36,370,019.25
  4. Step 4: Simplify right side
    21,822,891.75x = 1,322,778,300,245,370.50
  5. Step 5: Solve for x
    x = 1,322,778,300,245,370.50/21,822,891.75
  6. Step 6: Final answer
    x = 60,614,253.85

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.