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Finding the Third Proportional to 58,496 and 79,968

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Solution

The third proportional to 58,496 and 79,968 is: 109,321.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,496 : 79,968 = 79,968 : x
  2. Step 2: Convert to fraction form
    58,496/79,968 = 79,968/x
  3. Step 3: Cross multiply
    58,496x = 79,968 × 79,968
  4. Step 4: Simplify right side
    58,496x = 6,394,881,024
  5. Step 5: Solve for x
    x = 6,394,881,024/58,496
  6. Step 6: Final answer
    x = 109,321.68

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.