Home / 541,269-811,906.86-141,906.18

Finding the Fourth Proportional to 541,269, 811,906.86 and 141,906.18

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Solution

The fourth proportional to 541,269, 811,906.86 and 141,906.18 is: 212,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,269 : 811,906.86 = 141,906.18 : x
  2. Step 2: Convert to fraction form
    541,269/811,906.86 = 141,906.18/x
  3. Step 3: Cross multiply
    541,269x = 811,906.86 × 141,906.18
  4. Step 4: Simplify right side
    541,269x = 115,214,601,018.40
  5. Step 5: Solve for x
    x = 115,214,601,018.40/541,269
  6. Step 6: Final answer
    x = 212,860.15

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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.