Home / 981,832.40-1,471,711.80-560,200.40

Finding the Fourth Proportional to 981,832.40, 1,471,711.80 and 560,200.40

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Solution

The fourth proportional to 981,832.40, 1,471,711.80 and 560,200.40 is: 839,709.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,832.40 : 1,471,711.80 = 560,200.40 : x
  2. Step 2: Convert to fraction form
    981,832.40/1,471,711.80 = 560,200.40/x
  3. Step 3: Cross multiply
    981,832.40x = 1,471,711.80 × 560,200.40
  4. Step 4: Simplify right side
    981,832.40x = 824,453,539,044.72
  5. Step 5: Solve for x
    x = 824,453,539,044.72/981,832.40
  6. Step 6: Final answer
    x = 839,709.04

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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.