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Finding the Fourth Proportional to 277.88, 416.25 and 232.08

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Solution

The fourth proportional to 277.88, 416.25 and 232.08 is: 347.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    277.88 : 416.25 = 232.08 : x
  2. Step 2: Convert to fraction form
    277.88/416.25 = 232.08/x
  3. Step 3: Cross multiply
    277.88x = 416.25 × 232.08
  4. Step 4: Simplify right side
    277.88x = 96,601.74
  5. Step 5: Solve for x
    x = 96,601.74/277.88
  6. Step 6: Final answer
    x = 347.64

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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.