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Finding the Fourth Proportional to 325,617.46, 488,032.50 and 167,759.80

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Solution

The fourth proportional to 325,617.46, 488,032.50 and 167,759.80 is: 251,436.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,617.46 : 488,032.50 = 167,759.80 : x
  2. Step 2: Convert to fraction form
    325,617.46/488,032.50 = 167,759.80/x
  3. Step 3: Cross multiply
    325,617.46x = 488,032.50 × 167,759.80
  4. Step 4: Simplify right side
    325,617.46x = 81,872,234,593.50
  5. Step 5: Solve for x
    x = 81,872,234,593.50/325,617.46
  6. Step 6: Final answer
    x = 251,436.87

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1.5x scale

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.