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Finding the Fourth Proportional to 265.07, 364.96 and 240.77

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Solution

The fourth proportional to 265.07, 364.96 and 240.77 is: 331.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.07 : 364.96 = 240.77 : x
  2. Step 2: Convert to fraction form
    265.07/364.96 = 240.77/x
  3. Step 3: Cross multiply
    265.07x = 364.96 × 240.77
  4. Step 4: Simplify right side
    265.07x = 87,871.42
  5. Step 5: Solve for x
    x = 87,871.42/265.07
  6. Step 6: Final answer
    x = 331.50

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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.