Home / 624,760.20-936,921.60-325,141.20

Finding the Fourth Proportional to 624,760.20, 936,921.60 and 325,141.20

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Solution

The fourth proportional to 624,760.20, 936,921.60 and 325,141.20 is: 487,597.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,760.20 : 936,921.60 = 325,141.20 : x
  2. Step 2: Convert to fraction form
    624,760.20/936,921.60 = 325,141.20/x
  3. Step 3: Cross multiply
    624,760.20x = 936,921.60 × 325,141.20
  4. Step 4: Simplify right side
    624,760.20x = 304,631,813,329.92
  5. Step 5: Solve for x
    x = 304,631,813,329.92/624,760.20
  6. Step 6: Final answer
    x = 487,597.98

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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.