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Finding the Fourth Proportional to 735.48, 1,016.52 and 540.36

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Solution

The fourth proportional to 735.48, 1,016.52 and 540.36 is: 746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    735.48 : 1,016.52 = 540.36 : x
  2. Step 2: Convert to fraction form
    735.48/1,016.52 = 540.36/x
  3. Step 3: Cross multiply
    735.48x = 1,016.52 × 540.36
  4. Step 4: Simplify right side
    735.48x = 549,286.75
  5. Step 5: Solve for x
    x = 549,286.75/735.48
  6. Step 6: Final answer
    x = 746.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.