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Finding the Fourth Proportional to 373, 514.82 and 235.08

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Solution

The fourth proportional to 373, 514.82 and 235.08 is: 324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    373 : 514.82 = 235.08 : x
  2. Step 2: Convert to fraction form
    373/514.82 = 235.08/x
  3. Step 3: Cross multiply
    373x = 514.82 × 235.08
  4. Step 4: Simplify right side
    373x = 121,023.89
  5. Step 5: Solve for x
    x = 121,023.89/373
  6. Step 6: Final answer
    x = 324.46

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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.