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Finding the Fourth Proportional to 482,565.57, 723,897.54 and 167,021.55

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Solution

The fourth proportional to 482,565.57, 723,897.54 and 167,021.55 is: 250,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,565.57 : 723,897.54 = 167,021.55 : x
  2. Step 2: Convert to fraction form
    482,565.57/723,897.54 = 167,021.55/x
  3. Step 3: Cross multiply
    482,565.57x = 723,897.54 × 167,021.55
  4. Step 4: Simplify right side
    482,565.57x = 120,906,489,171.99
  5. Step 5: Solve for x
    x = 120,906,489,171.99/482,565.57
  6. Step 6: Final answer
    x = 250,549.35

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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.