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Finding the Third Proportional to 169,979 and 250,047.75

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Solution

The third proportional to 169,979 and 250,047.75 is: 367,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,979 : 250,047.75 = 250,047.75 : x
  2. Step 2: Convert to fraction form
    169,979/250,047.75 = 250,047.75/x
  3. Step 3: Cross multiply
    169,979x = 250,047.75 × 250,047.75
  4. Step 4: Simplify right side
    169,979x = 62,523,877,280.06
  5. Step 5: Solve for x
    x = 62,523,877,280.06/169,979
  6. Step 6: Final answer
    x = 367,832.95

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.