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Finding the Fourth Proportional to 737.55, 1,104.12 and 477.04

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Solution

The fourth proportional to 737.55, 1,104.12 and 477.04 is: 714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.55 : 1,104.12 = 477.04 : x
  2. Step 2: Convert to fraction form
    737.55/1,104.12 = 477.04/x
  3. Step 3: Cross multiply
    737.55x = 1,104.12 × 477.04
  4. Step 4: Simplify right side
    737.55x = 526,709.40
  5. Step 5: Solve for x
    x = 526,709.40/737.55
  6. Step 6: Final answer
    x = 714.13

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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.