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Finding the Fourth Proportional to 606.48, 837.72 and 441.24

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Solution

The fourth proportional to 606.48, 837.72 and 441.24 is: 609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.48 : 837.72 = 441.24 : x
  2. Step 2: Convert to fraction form
    606.48/837.72 = 441.24/x
  3. Step 3: Cross multiply
    606.48x = 837.72 × 441.24
  4. Step 4: Simplify right side
    606.48x = 369,635.57
  5. Step 5: Solve for x
    x = 369,635.57/606.48
  6. Step 6: Final answer
    x = 609.48

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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.