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Finding the Fourth Proportional to 373.05, 514.66 and 233.11

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Solution

The fourth proportional to 373.05, 514.66 and 233.11 is: 321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.05 : 514.66 = 233.11 : x
  2. Step 2: Convert to fraction form
    373.05/514.66 = 233.11/x
  3. Step 3: Cross multiply
    373.05x = 514.66 × 233.11
  4. Step 4: Simplify right side
    373.05x = 119,973.55
  5. Step 5: Solve for x
    x = 119,973.55/373.05
  6. Step 6: Final answer
    x = 321.60

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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.