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Finding the Fourth Proportional to 173,602.20, 260,792.10 and 166,517.40

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Solution

The fourth proportional to 173,602.20, 260,792.10 and 166,517.40 is: 250,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,602.20 : 260,792.10 = 166,517.40 : x
  2. Step 2: Convert to fraction form
    173,602.20/260,792.10 = 166,517.40/x
  3. Step 3: Cross multiply
    173,602.20x = 260,792.10 × 166,517.40
  4. Step 4: Simplify right side
    173,602.20x = 43,426,422,432.54
  5. Step 5: Solve for x
    x = 43,426,422,432.54/173,602.20
  6. Step 6: Final answer
    x = 250,149.03

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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.