Home / 624,839.54-862,279.01-338,359.85

Finding the Fourth Proportional to 624,839.54, 862,279.01 and 338,359.85

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Solution

The fourth proportional to 624,839.54, 862,279.01 and 338,359.85 is: 466,936.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,839.54 : 862,279.01 = 338,359.85 : x
  2. Step 2: Convert to fraction form
    624,839.54/862,279.01 = 338,359.85/x
  3. Step 3: Cross multiply
    624,839.54x = 862,279.01 × 338,359.85
  4. Step 4: Simplify right side
    624,839.54x = 291,760,590,478.55
  5. Step 5: Solve for x
    x = 291,760,590,478.55/624,839.54
  6. Step 6: Final answer
    x = 466,936.83

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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.