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Finding the Fourth Proportional to 265.59, 366.64 and 177.22

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Solution

The fourth proportional to 265.59, 366.64 and 177.22 is: 244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.59 : 366.64 = 177.22 : x
  2. Step 2: Convert to fraction form
    265.59/366.64 = 177.22/x
  3. Step 3: Cross multiply
    265.59x = 366.64 × 177.22
  4. Step 4: Simplify right side
    265.59x = 64,976.38
  5. Step 5: Solve for x
    x = 64,976.38/265.59
  6. Step 6: Final answer
    x = 244.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.