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Finding the Fourth Proportional to 601.92, 903.60 and 294.12

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Solution

The fourth proportional to 601.92, 903.60 and 294.12 is: 441.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.92 : 903.60 = 294.12 : x
  2. Step 2: Convert to fraction form
    601.92/903.60 = 294.12/x
  3. Step 3: Cross multiply
    601.92x = 903.60 × 294.12
  4. Step 4: Simplify right side
    601.92x = 265,766.83
  5. Step 5: Solve for x
    x = 265,766.83/601.92
  6. Step 6: Final answer
    x = 441.53

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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.