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Finding the Third Proportional to 20,616,818 and 30,294,126

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Solution

The third proportional to 20,616,818 and 30,294,126 is: 44,513,856.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616,818 : 30,294,126 = 30,294,126 : x
  2. Step 2: Convert to fraction form
    20,616,818/30,294,126 = 30,294,126/x
  3. Step 3: Cross multiply
    20,616,818x = 30,294,126 × 30,294,126
  4. Step 4: Simplify right side
    20,616,818x = 917,734,070,103,876
  5. Step 5: Solve for x
    x = 917,734,070,103,876/20,616,818
  6. Step 6: Final answer
    x = 44,513,856.12

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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.