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Finding the Fourth Proportional to 335.73, 503.76 and 310.23

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Solution

The fourth proportional to 335.73, 503.76 and 310.23 is: 465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.73 : 503.76 = 310.23 : x
  2. Step 2: Convert to fraction form
    335.73/503.76 = 310.23/x
  3. Step 3: Cross multiply
    335.73x = 503.76 × 310.23
  4. Step 4: Simplify right side
    335.73x = 156,281.46
  5. Step 5: Solve for x
    x = 156,281.46/335.73
  6. Step 6: Final answer
    x = 465.50

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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.