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Finding the Fourth Proportional to 265.18, 395.96 and 237.58

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Solution

The fourth proportional to 265.18, 395.96 and 237.58 is: 354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.18 : 395.96 = 237.58 : x
  2. Step 2: Convert to fraction form
    265.18/395.96 = 237.58/x
  3. Step 3: Cross multiply
    265.18x = 395.96 × 237.58
  4. Step 4: Simplify right side
    265.18x = 94,070.99
  5. Step 5: Solve for x
    x = 94,070.99/265.18
  6. Step 6: Final answer
    x = 354.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.