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Finding the Third Proportional to 275,310.75 and 403,868.25

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Solution

The third proportional to 275,310.75 and 403,868.25 is: 592,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,310.75 : 403,868.25 = 403,868.25 : x
  2. Step 2: Convert to fraction form
    275,310.75/403,868.25 = 403,868.25/x
  3. Step 3: Cross multiply
    275,310.75x = 403,868.25 × 403,868.25
  4. Step 4: Simplify right side
    275,310.75x = 163,109,563,358.06
  5. Step 5: Solve for x
    x = 163,109,563,358.06/275,310.75
  6. Step 6: Final answer
    x = 592,456.21

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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.