Home / 441,427.72-609,128.10-247,791.10

Finding the Fourth Proportional to 441,427.72, 609,128.10 and 247,791.10

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Solution

The fourth proportional to 441,427.72, 609,128.10 and 247,791.10 is: 341,928.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,427.72 : 609,128.10 = 247,791.10 : x
  2. Step 2: Convert to fraction form
    441,427.72/609,128.10 = 247,791.10/x
  3. Step 3: Cross multiply
    441,427.72x = 609,128.10 × 247,791.10
  4. Step 4: Simplify right side
    441,427.72x = 150,936,521,939.91
  5. Step 5: Solve for x
    x = 150,936,521,939.91/441,427.72
  6. Step 6: Final answer
    x = 341,928.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.