Home / 309,040.38-462,972.24-176,012.46

Finding the Fourth Proportional to 309,040.38, 462,972.24 and 176,012.46

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Solution

The fourth proportional to 309,040.38, 462,972.24 and 176,012.46 is: 263,683.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,040.38 : 462,972.24 = 176,012.46 : x
  2. Step 2: Convert to fraction form
    309,040.38/462,972.24 = 176,012.46/x
  3. Step 3: Cross multiply
    309,040.38x = 462,972.24 × 176,012.46
  4. Step 4: Simplify right side
    309,040.38x = 81,488,882,874.11
  5. Step 5: Solve for x
    x = 81,488,882,874.11/309,040.38
  6. Step 6: Final answer
    x = 263,683.61

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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.