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Finding the Fourth Proportional to 504,054.78, 695,597.31 and 277,699.74

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Solution

The fourth proportional to 504,054.78, 695,597.31 and 277,699.74 is: 383,226.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,054.78 : 695,597.31 = 277,699.74 : x
  2. Step 2: Convert to fraction form
    504,054.78/695,597.31 = 277,699.74/x
  3. Step 3: Cross multiply
    504,054.78x = 695,597.31 × 277,699.74
  4. Step 4: Simplify right side
    504,054.78x = 193,167,192,131.70
  5. Step 5: Solve for x
    x = 193,167,192,131.70/504,054.78
  6. Step 6: Final answer
    x = 383,226.59

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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.