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Finding the Fourth Proportional to 741.03, 1,110.18 and 376.08

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Solution

The fourth proportional to 741.03, 1,110.18 and 376.08 is: 563.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    741.03 : 1,110.18 = 376.08 : x
  2. Step 2: Convert to fraction form
    741.03/1,110.18 = 376.08/x
  3. Step 3: Cross multiply
    741.03x = 1,110.18 × 376.08
  4. Step 4: Simplify right side
    741.03x = 417,512.68
  5. Step 5: Solve for x
    x = 417,512.68/741.03
  6. Step 6: Final answer
    x = 563.42

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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.