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Finding the Third Proportional to 573.25 and 887

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Solution

The third proportional to 573.25 and 887 is: 1,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.25 : 887 = 887 : x
  2. Step 2: Convert to fraction form
    573.25/887 = 887/x
  3. Step 3: Cross multiply
    573.25x = 887 × 887
  4. Step 4: Simplify right side
    573.25x = 786,769
  5. Step 5: Solve for x
    x = 786,769/573.25
  6. Step 6: Final answer
    x = 1,372.47

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.