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Finding the Fourth Proportional to 504,227.71, 695,834.36 and 274,785.06

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Solution

The fourth proportional to 504,227.71, 695,834.36 and 274,785.06 is: 379,203.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,227.71 : 695,834.36 = 274,785.06 : x
  2. Step 2: Convert to fraction form
    504,227.71/695,834.36 = 274,785.06/x
  3. Step 3: Cross multiply
    504,227.71x = 695,834.36 × 274,785.06
  4. Step 4: Simplify right side
    504,227.71x = 191,204,887,049.62
  5. Step 5: Solve for x
    x = 191,204,887,049.62/504,227.71
  6. Step 6: Final answer
    x = 379,203.45

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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.