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Finding the Fourth Proportional to 504,013.87, 695,539.13 and 277,659.37

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Solution

The fourth proportional to 504,013.87, 695,539.13 and 277,659.37 is: 383,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,013.87 : 695,539.13 = 277,659.37 : x
  2. Step 2: Convert to fraction form
    504,013.87/695,539.13 = 277,659.37/x
  3. Step 3: Cross multiply
    504,013.87x = 695,539.13 × 277,659.37
  4. Step 4: Simplify right side
    504,013.87x = 193,122,956,646.15
  5. Step 5: Solve for x
    x = 193,122,956,646.15/504,013.87
  6. Step 6: Final answer
    x = 383,169.92

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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.