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Finding the Fourth Proportional to 475.02, 655.44 and 265.19

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Solution

The fourth proportional to 475.02, 655.44 and 265.19 is: 365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.02 : 655.44 = 265.19 : x
  2. Step 2: Convert to fraction form
    475.02/655.44 = 265.19/x
  3. Step 3: Cross multiply
    475.02x = 655.44 × 265.19
  4. Step 4: Simplify right side
    475.02x = 173,812.86
  5. Step 5: Solve for x
    x = 173,812.86/475.02
  6. Step 6: Final answer
    x = 365.91

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