Home / 629,972.05-944,961.84-156,657.42

Finding the Fourth Proportional to 629,972.05, 944,961.84 and 156,657.42

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Solution

The fourth proportional to 629,972.05, 944,961.84 and 156,657.42 is: 234,987.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,972.05 : 944,961.84 = 156,657.42 : x
  2. Step 2: Convert to fraction form
    629,972.05/944,961.84 = 156,657.42/x
  3. Step 3: Cross multiply
    629,972.05x = 944,961.84 × 156,657.42
  4. Step 4: Simplify right side
    629,972.05x = 148,035,279,128.04
  5. Step 5: Solve for x
    x = 148,035,279,128.04/629,972.05
  6. Step 6: Final answer
    x = 234,987.06

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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.