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Finding the Fourth Proportional to 503,354.66, 694,644.03 and 273,926.75

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Solution

The fourth proportional to 503,354.66, 694,644.03 and 273,926.75 is: 378,026.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,354.66 : 694,644.03 = 273,926.75 : x
  2. Step 2: Convert to fraction form
    503,354.66/694,644.03 = 273,926.75/x
  3. Step 3: Cross multiply
    503,354.66x = 694,644.03 × 273,926.75
  4. Step 4: Simplify right side
    503,354.66x = 190,281,578,071.58
  5. Step 5: Solve for x
    x = 190,281,578,071.58/503,354.66
  6. Step 6: Final answer
    x = 378,026.86

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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.