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Finding the Third Proportional to 248,818.50 and 375,288.75

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Solution

The third proportional to 248,818.50 and 375,288.75 is: 566,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,818.50 : 375,288.75 = 375,288.75 : x
  2. Step 2: Convert to fraction form
    248,818.50/375,288.75 = 375,288.75/x
  3. Step 3: Cross multiply
    248,818.50x = 375,288.75 × 375,288.75
  4. Step 4: Simplify right side
    248,818.50x = 140,841,645,876.56
  5. Step 5: Solve for x
    x = 140,841,645,876.56/248,818.50
  6. Step 6: Final answer
    x = 566,041.70

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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.