Home / 629,890.35-944,834.31-156,576.17

Finding the Fourth Proportional to 629,890.35, 944,834.31 and 156,576.17

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Solution

The fourth proportional to 629,890.35, 944,834.31 and 156,576.17 is: 234,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,890.35 : 944,834.31 = 156,576.17 : x
  2. Step 2: Convert to fraction form
    629,890.35/944,834.31 = 156,576.17/x
  3. Step 3: Cross multiply
    629,890.35x = 944,834.31 × 156,576.17
  4. Step 4: Simplify right side
    629,890.35x = 147,938,532,820.22
  5. Step 5: Solve for x
    x = 147,938,532,820.22/629,890.35
  6. Step 6: Final answer
    x = 234,863.95

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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.