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Finding the Fourth Proportional to 174,737.20, 261,760.20 and 162,295.60

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Solution

The fourth proportional to 174,737.20, 261,760.20 and 162,295.60 is: 243,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,737.20 : 261,760.20 = 162,295.60 : x
  2. Step 2: Convert to fraction form
    174,737.20/261,760.20 = 162,295.60/x
  3. Step 3: Cross multiply
    174,737.20x = 261,760.20 × 162,295.60
  4. Step 4: Simplify right side
    174,737.20x = 42,482,528,715.12
  5. Step 5: Solve for x
    x = 42,482,528,715.12/174,737.20
  6. Step 6: Final answer
    x = 243,122.41

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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.