Home / 541,384.25-811,619.61-341,263.43

Finding the Fourth Proportional to 541,384.25, 811,619.61 and 341,263.43

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Solution

The fourth proportional to 541,384.25, 811,619.61 and 341,263.43 is: 511,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,384.25 : 811,619.61 = 341,263.43 : x
  2. Step 2: Convert to fraction form
    541,384.25/811,619.61 = 341,263.43/x
  3. Step 3: Cross multiply
    541,384.25x = 811,619.61 × 341,263.43
  4. Step 4: Simplify right side
    541,384.25x = 276,976,091,963.86
  5. Step 5: Solve for x
    x = 276,976,091,963.86/541,384.25
  6. Step 6: Final answer
    x = 511,607.22

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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.