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Finding the Third Proportional to 48,699 and 62,226

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Solution

The third proportional to 48,699 and 62,226 is: 79,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,699 : 62,226 = 62,226 : x
  2. Step 2: Convert to fraction form
    48,699/62,226 = 62,226/x
  3. Step 3: Cross multiply
    48,699x = 62,226 × 62,226
  4. Step 4: Simplify right side
    48,699x = 3,872,075,076
  5. Step 5: Solve for x
    x = 3,872,075,076/48,699
  6. Step 6: Final answer
    x = 79,510.36

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.