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Finding the Fourth Proportional to 426.77, 588.83 and 260.92

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Solution

The fourth proportional to 426.77, 588.83 and 260.92 is: 360.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    426.77 : 588.83 = 260.92 : x
  2. Step 2: Convert to fraction form
    426.77/588.83 = 260.92/x
  3. Step 3: Cross multiply
    426.77x = 588.83 × 260.92
  4. Step 4: Simplify right side
    426.77x = 153,636.22
  5. Step 5: Solve for x
    x = 153,636.22/426.77
  6. Step 6: Final answer
    x = 360.00

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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.