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Finding the Fourth Proportional to 323,592.53, 485,403.36 and 123,861.11

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Solution

The fourth proportional to 323,592.53, 485,403.36 and 123,861.11 is: 185,797.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,592.53 : 485,403.36 = 123,861.11 : x
  2. Step 2: Convert to fraction form
    323,592.53/485,403.36 = 123,861.11/x
  3. Step 3: Cross multiply
    323,592.53x = 485,403.36 × 123,861.11
  4. Step 4: Simplify right side
    323,592.53x = 60,122,598,967.33
  5. Step 5: Solve for x
    x = 60,122,598,967.33/323,592.53
  6. Step 6: Final answer
    x = 185,797.24

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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.