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Finding the Third Proportional to 28,379,538 and 62,252,820

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Solution

The third proportional to 28,379,538 and 62,252,820 is: 136,556,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,379,538 : 62,252,820 = 62,252,820 : x
  2. Step 2: Convert to fraction form
    28,379,538/62,252,820 = 62,252,820/x
  3. Step 3: Cross multiply
    28,379,538x = 62,252,820 × 62,252,820
  4. Step 4: Simplify right side
    28,379,538x = 3,875,413,597,952,400
  5. Step 5: Solve for x
    x = 3,875,413,597,952,400/28,379,538
  6. Step 6: Final answer
    x = 136,556,613.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.