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Finding the Fourth Proportional to 503,892.97, 695,372.27 and 277,538.47

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Solution

The fourth proportional to 503,892.97, 695,372.27 and 277,538.47 is: 383,003.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,892.97 : 695,372.27 = 277,538.47 : x
  2. Step 2: Convert to fraction form
    503,892.97/695,372.27 = 277,538.47/x
  3. Step 3: Cross multiply
    503,892.97x = 695,372.27 × 277,538.47
  4. Step 4: Simplify right side
    503,892.97x = 192,992,556,590.07
  5. Step 5: Solve for x
    x = 192,992,556,590.07/503,892.97
  6. Step 6: Final answer
    x = 383,003.07

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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.