Home / 654,182.40-981,305.28-180,857.28

Finding the Fourth Proportional to 654,182.40, 981,305.28 and 180,857.28

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Solution

The fourth proportional to 654,182.40, 981,305.28 and 180,857.28 is: 271,294.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,182.40 : 981,305.28 = 180,857.28 : x
  2. Step 2: Convert to fraction form
    654,182.40/981,305.28 = 180,857.28/x
  3. Step 3: Cross multiply
    654,182.40x = 981,305.28 × 180,857.28
  4. Step 4: Simplify right side
    654,182.40x = 177,476,203,790.44
  5. Step 5: Solve for x
    x = 177,476,203,790.44/654,182.40
  6. Step 6: Final answer
    x = 271,294.68

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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.