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Finding the Fourth Proportional to 741.03, 1,113.84 and 468.87

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Solution

The fourth proportional to 741.03, 1,113.84 and 468.87 is: 704.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    741.03 : 1,113.84 = 468.87 : x
  2. Step 2: Convert to fraction form
    741.03/1,113.84 = 468.87/x
  3. Step 3: Cross multiply
    741.03x = 1,113.84 × 468.87
  4. Step 4: Simplify right side
    741.03x = 522,246.16
  5. Step 5: Solve for x
    x = 522,246.16/741.03
  6. Step 6: Final answer
    x = 704.76

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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.