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Finding the Fourth Proportional to 344,784.65, 475,824.22 and 191,856.97

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Solution

The fourth proportional to 344,784.65, 475,824.22 and 191,856.97 is: 264,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,784.65 : 475,824.22 = 191,856.97 : x
  2. Step 2: Convert to fraction form
    344,784.65/475,824.22 = 191,856.97/x
  3. Step 3: Cross multiply
    344,784.65x = 475,824.22 × 191,856.97
  4. Step 4: Simplify right side
    344,784.65x = 91,290,192,288.76
  5. Step 5: Solve for x
    x = 91,290,192,288.76/344,784.65
  6. Step 6: Final answer
    x = 264,774.53

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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.