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Finding the Fourth Proportional to 316,879.52, 437,293.73 and 182,743.52

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Solution

The fourth proportional to 316,879.52, 437,293.73 and 182,743.52 is: 252,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,879.52 : 437,293.73 = 182,743.52 : x
  2. Step 2: Convert to fraction form
    316,879.52/437,293.73 = 182,743.52/x
  3. Step 3: Cross multiply
    316,879.52x = 437,293.73 × 182,743.52
  4. Step 4: Simplify right side
    316,879.52x = 79,912,595,494.13
  5. Step 5: Solve for x
    x = 79,912,595,494.13/316,879.52
  6. Step 6: Final answer
    x = 252,186.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.