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Finding the Fourth Proportional to 174,163.20, 260,553.60 and 151,046.40

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Solution

The fourth proportional to 174,163.20, 260,553.60 and 151,046.40 is: 225,970.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,163.20 : 260,553.60 = 151,046.40 : x
  2. Step 2: Convert to fraction form
    174,163.20/260,553.60 = 151,046.40/x
  3. Step 3: Cross multiply
    174,163.20x = 260,553.60 × 151,046.40
  4. Step 4: Simplify right side
    174,163.20x = 39,355,683,287.04
  5. Step 5: Solve for x
    x = 39,355,683,287.04/174,163.20
  6. Step 6: Final answer
    x = 225,970.14

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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.