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Finding the Fourth Proportional to 240.60, 359.98 and 159.06

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Solution

The fourth proportional to 240.60, 359.98 and 159.06 is: 237.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.60 : 359.98 = 159.06 : x
  2. Step 2: Convert to fraction form
    240.60/359.98 = 159.06/x
  3. Step 3: Cross multiply
    240.60x = 359.98 × 159.06
  4. Step 4: Simplify right side
    240.60x = 57,259.37
  5. Step 5: Solve for x
    x = 57,259.37/240.60
  6. Step 6: Final answer
    x = 237.98

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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.