Home / 541,344.86-811,997.85-141,982.46

Finding the Fourth Proportional to 541,344.86, 811,997.85 and 141,982.46

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Solution

The fourth proportional to 541,344.86, 811,997.85 and 141,982.46 is: 212,968.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,344.86 : 811,997.85 = 141,982.46 : x
  2. Step 2: Convert to fraction form
    541,344.86/811,997.85 = 141,982.46/x
  3. Step 3: Cross multiply
    541,344.86x = 811,997.85 × 141,982.46
  4. Step 4: Simplify right side
    541,344.86x = 115,289,452,257.71
  5. Step 5: Solve for x
    x = 115,289,452,257.71/541,344.86
  6. Step 6: Final answer
    x = 212,968.59

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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.