Home / 981,528.70-1,471,658.80-468,983.38

Finding the Fourth Proportional to 981,528.70, 1,471,658.80 and 468,983.38

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Solution

The fourth proportional to 981,528.70, 1,471,658.80 and 468,983.38 is: 703,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,528.70 : 1,471,658.80 = 468,983.38 : x
  2. Step 2: Convert to fraction form
    981,528.70/1,471,658.80 = 468,983.38/x
  3. Step 3: Cross multiply
    981,528.70x = 1,471,658.80 × 468,983.38
  4. Step 4: Simplify right side
    981,528.70x = 690,183,518,230.74
  5. Step 5: Solve for x
    x = 690,183,518,230.74/981,528.70
  6. Step 6: Final answer
    x = 703,172.02

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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.