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Finding the Fourth Proportional to 541,059.48, 811,691.28 and 166,995

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Solution

The fourth proportional to 541,059.48, 811,691.28 and 166,995 is: 250,524.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,059.48 : 811,691.28 = 166,995 : x
  2. Step 2: Convert to fraction form
    541,059.48/811,691.28 = 166,995/x
  3. Step 3: Cross multiply
    541,059.48x = 811,691.28 × 166,995
  4. Step 4: Simplify right side
    541,059.48x = 135,548,385,303.60
  5. Step 5: Solve for x
    x = 135,548,385,303.60/541,059.48
  6. Step 6: Final answer
    x = 250,524.00

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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.