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Finding the Fourth Proportional to 416,274.24, 624,158.46 and 163,251.60

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Solution

The fourth proportional to 416,274.24, 624,158.46 and 163,251.60 is: 244,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,274.24 : 624,158.46 = 163,251.60 : x
  2. Step 2: Convert to fraction form
    416,274.24/624,158.46 = 163,251.60/x
  3. Step 3: Cross multiply
    416,274.24x = 624,158.46 × 163,251.60
  4. Step 4: Simplify right side
    416,274.24x = 101,894,867,248.54
  5. Step 5: Solve for x
    x = 101,894,867,248.54/416,274.24
  6. Step 6: Final answer
    x = 244,778.22

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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.