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Finding the Fourth Proportional to 493.16, 740.06 and 233.46

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Solution

The fourth proportional to 493.16, 740.06 and 233.46 is: 350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.16 : 740.06 = 233.46 : x
  2. Step 2: Convert to fraction form
    493.16/740.06 = 233.46/x
  3. Step 3: Cross multiply
    493.16x = 740.06 × 233.46
  4. Step 4: Simplify right side
    493.16x = 172,774.41
  5. Step 5: Solve for x
    x = 172,774.41/493.16
  6. Step 6: Final answer
    x = 350.34

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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.