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Finding the Fourth Proportional to 227,181.75, 313,326.76 and 199,898.92

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Solution

The fourth proportional to 227,181.75, 313,326.76 and 199,898.92 is: 275,698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,181.75 : 313,326.76 = 199,898.92 : x
  2. Step 2: Convert to fraction form
    227,181.75/313,326.76 = 199,898.92/x
  3. Step 3: Cross multiply
    227,181.75x = 313,326.76 × 199,898.92
  4. Step 4: Simplify right side
    227,181.75x = 62,633,680,931.10
  5. Step 5: Solve for x
    x = 62,633,680,931.10/227,181.75
  6. Step 6: Final answer
    x = 275,698.56

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1.5x scale

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.