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Finding the Fourth Proportional to 469.74, 704.17 and 295.88

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Solution

The fourth proportional to 469.74, 704.17 and 295.88 is: 443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.74 : 704.17 = 295.88 : x
  2. Step 2: Convert to fraction form
    469.74/704.17 = 295.88/x
  3. Step 3: Cross multiply
    469.74x = 704.17 × 295.88
  4. Step 4: Simplify right side
    469.74x = 208,349.82
  5. Step 5: Solve for x
    x = 208,349.82/469.74
  6. Step 6: Final answer
    x = 443.54

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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.