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Finding the Fourth Proportional to 503,823.56, 695,244.52 and 277,469.08

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Solution

The fourth proportional to 503,823.56, 695,244.52 and 277,469.08 is: 382,889.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,823.56 : 695,244.52 = 277,469.08 : x
  2. Step 2: Convert to fraction form
    503,823.56/695,244.52 = 277,469.08/x
  3. Step 3: Cross multiply
    503,823.56x = 695,244.52 × 277,469.08
  4. Step 4: Simplify right side
    503,823.56x = 192,908,857,339.44
  5. Step 5: Solve for x
    x = 192,908,857,339.44/503,823.56
  6. Step 6: Final answer
    x = 382,889.71

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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.