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Finding the Third Proportional to 79,582 and 171,618

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Solution

The third proportional to 79,582 and 171,618 is: 370,092.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,582 : 171,618 = 171,618 : x
  2. Step 2: Convert to fraction form
    79,582/171,618 = 171,618/x
  3. Step 3: Cross multiply
    79,582x = 171,618 × 171,618
  4. Step 4: Simplify right side
    79,582x = 29,452,737,924
  5. Step 5: Solve for x
    x = 29,452,737,924/79,582
  6. Step 6: Final answer
    x = 370,092.96

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.