Home / 629,986.30-944,983.23-156,671.68

Finding the Fourth Proportional to 629,986.30, 944,983.23 and 156,671.68

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Solution

The fourth proportional to 629,986.30, 944,983.23 and 156,671.68 is: 235,008.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,986.30 : 944,983.23 = 156,671.68 : x
  2. Step 2: Convert to fraction form
    629,986.30/944,983.23 = 156,671.68/x
  3. Step 3: Cross multiply
    629,986.30x = 944,983.23 × 156,671.68
  4. Step 4: Simplify right side
    629,986.30x = 148,052,110,215.93
  5. Step 5: Solve for x
    x = 148,052,110,215.93/629,986.30
  6. Step 6: Final answer
    x = 235,008.46

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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.