Home / 534,424.06-737,517.15-304,976.78

Finding the Fourth Proportional to 534,424.06, 737,517.15 and 304,976.78

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Solution

The fourth proportional to 534,424.06, 737,517.15 and 304,976.78 is: 420,874.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,424.06 : 737,517.15 = 304,976.78 : x
  2. Step 2: Convert to fraction form
    534,424.06/737,517.15 = 304,976.78/x
  3. Step 3: Cross multiply
    534,424.06x = 737,517.15 × 304,976.78
  4. Step 4: Simplify right side
    534,424.06x = 224,925,605,601.78
  5. Step 5: Solve for x
    x = 224,925,605,601.78/534,424.06
  6. Step 6: Final answer
    x = 420,874.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.