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Finding the Fourth Proportional to 416,560.74, 624,711.88 and 150,286.64

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Solution

The fourth proportional to 416,560.74, 624,711.88 and 150,286.64 is: 225,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,560.74 : 624,711.88 = 150,286.64 : x
  2. Step 2: Convert to fraction form
    416,560.74/624,711.88 = 150,286.64/x
  3. Step 3: Cross multiply
    416,560.74x = 624,711.88 × 150,286.64
  4. Step 4: Simplify right side
    416,560.74x = 93,885,849,413.28
  5. Step 5: Solve for x
    x = 93,885,849,413.28/416,560.74
  6. Step 6: Final answer
    x = 225,383.34

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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.