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Finding the Third Proportional to 20,616,822 and 30,294,132

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Solution

The third proportional to 20,616,822 and 30,294,132 is: 44,513,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616,822 : 30,294,132 = 30,294,132 : x
  2. Step 2: Convert to fraction form
    20,616,822/30,294,132 = 30,294,132/x
  3. Step 3: Cross multiply
    20,616,822x = 30,294,132 × 30,294,132
  4. Step 4: Simplify right side
    20,616,822x = 917,734,433,633,424
  5. Step 5: Solve for x
    x = 917,734,433,633,424/20,616,822
  6. Step 6: Final answer
    x = 44,513,865.12

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.