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Finding the Third Proportional to 253,048.50 and 382,187.25

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Solution

The third proportional to 253,048.50 and 382,187.25 is: 577,229.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,048.50 : 382,187.25 = 382,187.25 : x
  2. Step 2: Convert to fraction form
    253,048.50/382,187.25 = 382,187.25/x
  3. Step 3: Cross multiply
    253,048.50x = 382,187.25 × 382,187.25
  4. Step 4: Simplify right side
    253,048.50x = 146,067,094,062.56
  5. Step 5: Solve for x
    x = 146,067,094,062.56/253,048.50
  6. Step 6: Final answer
    x = 577,229.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.