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Finding the Fourth Proportional to 339.00, 467.67 and 260.18

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Solution

The fourth proportional to 339.00, 467.67 and 260.18 is: 358.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    339.00 : 467.67 = 260.18 : x
  2. Step 2: Convert to fraction form
    339.00/467.67 = 260.18/x
  3. Step 3: Cross multiply
    339.00x = 467.67 × 260.18
  4. Step 4: Simplify right side
    339.00x = 121,678.77
  5. Step 5: Solve for x
    x = 121,678.77/339.00
  6. Step 6: Final answer
    x = 358.93

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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.