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Finding the Fourth Proportional to 504,219.52, 695,837.52 and 277,879.60

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Solution

The fourth proportional to 504,219.52, 695,837.52 and 277,879.60 is: 383,481.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,219.52 : 695,837.52 = 277,879.60 : x
  2. Step 2: Convert to fraction form
    504,219.52/695,837.52 = 277,879.60/x
  3. Step 3: Cross multiply
    504,219.52x = 695,837.52 × 277,879.60
  4. Step 4: Simplify right side
    504,219.52x = 193,359,051,722.59
  5. Step 5: Solve for x
    x = 193,359,051,722.59/504,219.52
  6. Step 6: Final answer
    x = 383,481.88

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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.