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Finding the Fourth Proportional to 469.06, 703.26 and 252.79

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Solution

The fourth proportional to 469.06, 703.26 and 252.79 is: 379.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.06 : 703.26 = 252.79 : x
  2. Step 2: Convert to fraction form
    469.06/703.26 = 252.79/x
  3. Step 3: Cross multiply
    469.06x = 703.26 × 252.79
  4. Step 4: Simplify right side
    469.06x = 177,773.58
  5. Step 5: Solve for x
    x = 177,773.58/469.06
  6. Step 6: Final answer
    x = 379.00

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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.