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Finding the Third Proportional to 21,366,544.50 and 43,488,195.75

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Solution

The third proportional to 21,366,544.50 and 43,488,195.75 is: 88,513,290.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,366,544.50 : 43,488,195.75 = 43,488,195.75 : x
  2. Step 2: Convert to fraction form
    21,366,544.50/43,488,195.75 = 43,488,195.75/x
  3. Step 3: Cross multiply
    21,366,544.50x = 43,488,195.75 × 43,488,195.75
  4. Step 4: Simplify right side
    21,366,544.50x = 1,891,223,169,590,318
  5. Step 5: Solve for x
    x = 1,891,223,169,590,318/21,366,544.50
  6. Step 6: Final answer
    x = 88,513,290.93

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.