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Finding the Third Proportional to 15,988 and 32,776

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Solution

The third proportional to 15,988 and 32,776 is: 67,192.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988 : 32,776 = 32,776 : x
  2. Step 2: Convert to fraction form
    15,988/32,776 = 32,776/x
  3. Step 3: Cross multiply
    15,988x = 32,776 × 32,776
  4. Step 4: Simplify right side
    15,988x = 1,074,266,176
  5. Step 5: Solve for x
    x = 1,074,266,176/15,988
  6. Step 6: Final answer
    x = 67,192.03

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.