Home / 654,251.64-981,376.24-205,006.94

Finding the Fourth Proportional to 654,251.64, 981,376.24 and 205,006.94

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Solution

The fourth proportional to 654,251.64, 981,376.24 and 205,006.94 is: 307,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,251.64 : 981,376.24 = 205,006.94 : x
  2. Step 2: Convert to fraction form
    654,251.64/981,376.24 = 205,006.94/x
  3. Step 3: Cross multiply
    654,251.64x = 981,376.24 × 205,006.94
  4. Step 4: Simplify right side
    654,251.64x = 201,188,939,951.11
  5. Step 5: Solve for x
    x = 201,188,939,951.11/654,251.64
  6. Step 6: Final answer
    x = 307,510.03

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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.