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Finding the Third Proportional to 253,145.25 and 541,282.50

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Solution

The third proportional to 253,145.25 and 541,282.50 is: 1,157,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,145.25 : 541,282.50 = 541,282.50 : x
  2. Step 2: Convert to fraction form
    253,145.25/541,282.50 = 541,282.50/x
  3. Step 3: Cross multiply
    253,145.25x = 541,282.50 × 541,282.50
  4. Step 4: Simplify right side
    253,145.25x = 292,986,744,806.25
  5. Step 5: Solve for x
    x = 292,986,744,806.25/253,145.25
  6. Step 6: Final answer
    x = 1,157,385.91

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.