Home / 654,592.11-981,878.28-294,508.68

Finding the Fourth Proportional to 654,592.11, 981,878.28 and 294,508.68

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Solution

The fourth proportional to 654,592.11, 981,878.28 and 294,508.68 is: 441,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,592.11 : 981,878.28 = 294,508.68 : x
  2. Step 2: Convert to fraction form
    654,592.11/981,878.28 = 294,508.68/x
  3. Step 3: Cross multiply
    654,592.11x = 981,878.28 × 294,508.68
  4. Step 4: Simplify right side
    654,592.11x = 289,171,676,163.47
  5. Step 5: Solve for x
    x = 289,171,676,163.47/654,592.11
  6. Step 6: Final answer
    x = 441,758.57

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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.