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Finding the Fourth Proportional to 335.98, 463.62 and 247.51

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Solution

The fourth proportional to 335.98, 463.62 and 247.51 is: 341.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.98 : 463.62 = 247.51 : x
  2. Step 2: Convert to fraction form
    335.98/463.62 = 247.51/x
  3. Step 3: Cross multiply
    335.98x = 463.62 × 247.51
  4. Step 4: Simplify right side
    335.98x = 114,750.59
  5. Step 5: Solve for x
    x = 114,750.59/335.98
  6. Step 6: Final answer
    x = 341.54

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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.