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Finding the Fourth Proportional to 366.60, 549.84 and 123.14

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Solution

The fourth proportional to 366.60, 549.84 and 123.14 is: 184.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.60 : 549.84 = 123.14 : x
  2. Step 2: Convert to fraction form
    366.60/549.84 = 123.14/x
  3. Step 3: Cross multiply
    366.60x = 549.84 × 123.14
  4. Step 4: Simplify right side
    366.60x = 67,707.30
  5. Step 5: Solve for x
    x = 67,707.30/366.60
  6. Step 6: Final answer
    x = 184.69

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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.