Home / 541,226.46-811,911.42-199,623.90

Finding the Fourth Proportional to 541,226.46, 811,911.42 and 199,623.90

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Solution

The fourth proportional to 541,226.46, 811,911.42 and 199,623.90 is: 299,462.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,226.46 : 811,911.42 = 199,623.90 : x
  2. Step 2: Convert to fraction form
    541,226.46/811,911.42 = 199,623.90/x
  3. Step 3: Cross multiply
    541,226.46x = 811,911.42 × 199,623.90
  4. Step 4: Simplify right side
    541,226.46x = 162,076,924,114.94
  5. Step 5: Solve for x
    x = 162,076,924,114.94/541,226.46
  6. Step 6: Final answer
    x = 299,462.31

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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.