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Finding the Fourth Proportional to 482,383.92, 723,604.23 and 162,509.25

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Solution

The fourth proportional to 482,383.92, 723,604.23 and 162,509.25 is: 243,773.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,383.92 : 723,604.23 = 162,509.25 : x
  2. Step 2: Convert to fraction form
    482,383.92/723,604.23 = 162,509.25/x
  3. Step 3: Cross multiply
    482,383.92x = 723,604.23 × 162,509.25
  4. Step 4: Simplify right side
    482,383.92x = 117,592,380,714.13
  5. Step 5: Solve for x
    x = 117,592,380,714.13/482,383.92
  6. Step 6: Final answer
    x = 243,773.43

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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.