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Finding the Fourth Proportional to 250,092.72, 374,400.36 and 161,080.20

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Solution

The fourth proportional to 250,092.72, 374,400.36 and 161,080.20 is: 241,144.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,092.72 : 374,400.36 = 161,080.20 : x
  2. Step 2: Convert to fraction form
    250,092.72/374,400.36 = 161,080.20/x
  3. Step 3: Cross multiply
    250,092.72x = 374,400.36 × 161,080.20
  4. Step 4: Simplify right side
    250,092.72x = 60,308,484,868.87
  5. Step 5: Solve for x
    x = 60,308,484,868.87/250,092.72
  6. Step 6: Final answer
    x = 241,144.50

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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.