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Finding the Fourth Proportional to 357.76, 537.14 and 184.55

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Solution

The fourth proportional to 357.76, 537.14 and 184.55 is: 277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.76 : 537.14 = 184.55 : x
  2. Step 2: Convert to fraction form
    357.76/537.14 = 184.55/x
  3. Step 3: Cross multiply
    357.76x = 537.14 × 184.55
  4. Step 4: Simplify right side
    357.76x = 99,125.58
  5. Step 5: Solve for x
    x = 99,125.58/357.76
  6. Step 6: Final answer
    x = 277.07

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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.