Home / 629,816.30-944,731.65-156,502.70

Finding the Fourth Proportional to 629,816.30, 944,731.65 and 156,502.70

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Solution

The fourth proportional to 629,816.30, 944,731.65 and 156,502.70 is: 234,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,816.30 : 944,731.65 = 156,502.70 : x
  2. Step 2: Convert to fraction form
    629,816.30/944,731.65 = 156,502.70/x
  3. Step 3: Cross multiply
    629,816.30x = 944,731.65 × 156,502.70
  4. Step 4: Simplify right side
    629,816.30x = 147,853,054,000.46
  5. Step 5: Solve for x
    x = 147,853,054,000.46/629,816.30
  6. Step 6: Final answer
    x = 234,755.84

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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.