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Finding the Fourth Proportional to 741.04, 1,110.25 and 494.11

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Solution

The fourth proportional to 741.04, 1,110.25 and 494.11 is: 740.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    741.04 : 1,110.25 = 494.11 : x
  2. Step 2: Convert to fraction form
    741.04/1,110.25 = 494.11/x
  3. Step 3: Cross multiply
    741.04x = 1,110.25 × 494.11
  4. Step 4: Simplify right side
    741.04x = 548,583.16
  5. Step 5: Solve for x
    x = 548,583.16/741.04
  6. Step 6: Final answer
    x = 740.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.