Home / 624,007.20-935,665.20-268,960.80

Finding the Fourth Proportional to 624,007.20, 935,665.20 and 268,960.80

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Solution

The fourth proportional to 624,007.20, 935,665.20 and 268,960.80 is: 403,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,007.20 : 935,665.20 = 268,960.80 : x
  2. Step 2: Convert to fraction form
    624,007.20/935,665.20 = 268,960.80/x
  3. Step 3: Cross multiply
    624,007.20x = 935,665.20 × 268,960.80
  4. Step 4: Simplify right side
    624,007.20x = 251,657,260,724.16
  5. Step 5: Solve for x
    x = 251,657,260,724.16/624,007.20
  6. Step 6: Final answer
    x = 403,292.24

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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.