Home / 994,443.30-1,491,664.95-329,595.30

Finding the Fourth Proportional to 994,443.30, 1,491,664.95 and 329,595.30

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Solution

The fourth proportional to 994,443.30, 1,491,664.95 and 329,595.30 is: 494,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,443.30 : 1,491,664.95 = 329,595.30 : x
  2. Step 2: Convert to fraction form
    994,443.30/1,491,664.95 = 329,595.30/x
  3. Step 3: Cross multiply
    994,443.30x = 1,491,664.95 × 329,595.30
  4. Step 4: Simplify right side
    994,443.30x = 491,645,756,694.74
  5. Step 5: Solve for x
    x = 491,645,756,694.74/994,443.30
  6. Step 6: Final answer
    x = 494,392.95

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Double scale
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Similar ratio
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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.