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Finding the Third Proportional to 28,286,172 and 62,127,567

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Solution

The third proportional to 28,286,172 and 62,127,567 is: 136,456,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,286,172 : 62,127,567 = 62,127,567 : x
  2. Step 2: Convert to fraction form
    28,286,172/62,127,567 = 62,127,567/x
  3. Step 3: Cross multiply
    28,286,172x = 62,127,567 × 62,127,567
  4. Step 4: Simplify right side
    28,286,172x = 3,859,834,581,339,489
  5. Step 5: Solve for x
    x = 3,859,834,581,339,489/28,286,172
  6. Step 6: Final answer
    x = 136,456,590.21

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.