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Finding the Fourth Proportional to 364.77, 503.45 and 240.52

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Solution

The fourth proportional to 364.77, 503.45 and 240.52 is: 331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.77 : 503.45 = 240.52 : x
  2. Step 2: Convert to fraction form
    364.77/503.45 = 240.52/x
  3. Step 3: Cross multiply
    364.77x = 503.45 × 240.52
  4. Step 4: Simplify right side
    364.77x = 121,089.79
  5. Step 5: Solve for x
    x = 121,089.79/364.77
  6. Step 6: Final answer
    x = 331.96

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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.