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Finding the Fourth Proportional to 482,391.65, 723,587.48 and 166,676.33

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Solution

The fourth proportional to 482,391.65, 723,587.48 and 166,676.33 is: 250,014.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,391.65 : 723,587.48 = 166,676.33 : x
  2. Step 2: Convert to fraction form
    482,391.65/723,587.48 = 166,676.33/x
  3. Step 3: Cross multiply
    482,391.65x = 723,587.48 × 166,676.33
  4. Step 4: Simplify right side
    482,391.65x = 120,604,907,200.97
  5. Step 5: Solve for x
    x = 120,604,907,200.97/482,391.65
  6. Step 6: Final answer
    x = 250,014.50

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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.