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Finding the Fourth Proportional to 193,737.22, 290,605.42 and 53,495.44

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Solution

The fourth proportional to 193,737.22, 290,605.42 and 53,495.44 is: 80,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,737.22 : 290,605.42 = 53,495.44 : x
  2. Step 2: Convert to fraction form
    193,737.22/290,605.42 = 53,495.44/x
  3. Step 3: Cross multiply
    193,737.22x = 290,605.42 × 53,495.44
  4. Step 4: Simplify right side
    193,737.22x = 15,546,064,149.64
  5. Step 5: Solve for x
    x = 15,546,064,149.64/193,737.22
  6. Step 6: Final answer
    x = 80,243.04

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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.