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Finding the Third Proportional to 735.75 and 1,402.88

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Solution

The third proportional to 735.75 and 1,402.88 is: 2,674.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    735.75 : 1,402.88 = 1,402.88 : x
  2. Step 2: Convert to fraction form
    735.75/1,402.88 = 1,402.88/x
  3. Step 3: Cross multiply
    735.75x = 1,402.88 × 1,402.88
  4. Step 4: Simplify right side
    735.75x = 1,968,058.27
  5. Step 5: Solve for x
    x = 1,968,058.27/735.75
  6. Step 6: Final answer
    x = 2,674.90

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.