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Finding the Fourth Proportional to 316,944.80, 475,499.87 and 92,300.24

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Solution

The fourth proportional to 316,944.80, 475,499.87 and 92,300.24 is: 138,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,944.80 : 475,499.87 = 92,300.24 : x
  2. Step 2: Convert to fraction form
    316,944.80/475,499.87 = 92,300.24/x
  3. Step 3: Cross multiply
    316,944.80x = 475,499.87 × 92,300.24
  4. Step 4: Simplify right side
    316,944.80x = 43,888,753,194.34
  5. Step 5: Solve for x
    x = 43,888,753,194.34/316,944.80
  6. Step 6: Final answer
    x = 138,474.44

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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.