Home / 303,919.30-457,561.91-268,583.50

Finding the Fourth Proportional to 303,919.30, 457,561.91 and 268,583.50

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Solution

The fourth proportional to 303,919.30, 457,561.91 and 268,583.50 is: 404,362.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,919.30 : 457,561.91 = 268,583.50 : x
  2. Step 2: Convert to fraction form
    303,919.30/457,561.91 = 268,583.50/x
  3. Step 3: Cross multiply
    303,919.30x = 457,561.91 × 268,583.50
  4. Step 4: Simplify right side
    303,919.30x = 122,893,579,254.49
  5. Step 5: Solve for x
    x = 122,893,579,254.49/303,919.30
  6. Step 6: Final answer
    x = 404,362.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.