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Finding the Fourth Proportional to 475.88, 704 and 475.88

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Solution

The fourth proportional to 475.88, 704 and 475.88 is: 704

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.88 : 704 = 475.88 : x
  2. Step 2: Convert to fraction form
    475.88/704 = 475.88/x
  3. Step 3: Cross multiply
    475.88x = 704 × 475.88
  4. Step 4: Simplify right side
    475.88x = 335,019.52
  5. Step 5: Solve for x
    x = 335,019.52/475.88
  6. Step 6: Final answer
    x = 704

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.