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Finding the Fourth Proportional to 500,853.15, 751,326.14 and 181,085.00

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Solution

The fourth proportional to 500,853.15, 751,326.14 and 181,085.00 is: 271,644.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,853.15 : 751,326.14 = 181,085.00 : x
  2. Step 2: Convert to fraction form
    500,853.15/751,326.14 = 181,085.00/x
  3. Step 3: Cross multiply
    500,853.15x = 751,326.14 × 181,085.00
  4. Step 4: Simplify right side
    500,853.15x = 136,053,890,757.98
  5. Step 5: Solve for x
    x = 136,053,890,757.98/500,853.15
  6. Step 6: Final answer
    x = 271,644.27

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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.