Home / 654,156.87-981,616.01-275,050.14

Finding the Fourth Proportional to 654,156.87, 981,616.01 and 275,050.14

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Solution

The fourth proportional to 654,156.87, 981,616.01 and 275,050.14 is: 412,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,156.87 : 981,616.01 = 275,050.14 : x
  2. Step 2: Convert to fraction form
    654,156.87/981,616.01 = 275,050.14/x
  3. Step 3: Cross multiply
    654,156.87x = 981,616.01 × 275,050.14
  4. Step 4: Simplify right side
    654,156.87x = 269,993,620,976.74
  5. Step 5: Solve for x
    x = 269,993,620,976.74/654,156.87
  6. Step 6: Final answer
    x = 412,735.28

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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.