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Finding the Fourth Proportional to 325,626.60, 488,051.10 and 167,773.80

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Solution

The fourth proportional to 325,626.60, 488,051.10 and 167,773.80 is: 251,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,626.60 : 488,051.10 = 167,773.80 : x
  2. Step 2: Convert to fraction form
    325,626.60/488,051.10 = 167,773.80/x
  3. Step 3: Cross multiply
    325,626.60x = 488,051.10 × 167,773.80
  4. Step 4: Simplify right side
    325,626.60x = 81,882,187,641.18
  5. Step 5: Solve for x
    x = 81,882,187,641.18/325,626.60
  6. Step 6: Final answer
    x = 251,460.38

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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.