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Finding the Fourth Proportional to 426.48, 588.37 and 246.93

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Solution

The fourth proportional to 426.48, 588.37 and 246.93 is: 340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    426.48 : 588.37 = 246.93 : x
  2. Step 2: Convert to fraction form
    426.48/588.37 = 246.93/x
  3. Step 3: Cross multiply
    426.48x = 588.37 × 246.93
  4. Step 4: Simplify right side
    426.48x = 145,286.20
  5. Step 5: Solve for x
    x = 145,286.20/426.48
  6. Step 6: Final answer
    x = 340.66

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Why These Related Problems?

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