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Finding the Fourth Proportional to 240.70, 360.84 and 96.32

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Solution

The fourth proportional to 240.70, 360.84 and 96.32 is: 144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.70 : 360.84 = 96.32 : x
  2. Step 2: Convert to fraction form
    240.70/360.84 = 96.32/x
  3. Step 3: Cross multiply
    240.70x = 360.84 × 96.32
  4. Step 4: Simplify right side
    240.70x = 34,756.11
  5. Step 5: Solve for x
    x = 34,756.11/240.70
  6. Step 6: Final answer
    x = 144.40

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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.