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Finding the Fourth Proportional to 503,353.53, 694,642.48 and 273,925.62

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Solution

The fourth proportional to 503,353.53, 694,642.48 and 273,925.62 is: 378,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,353.53 : 694,642.48 = 273,925.62 : x
  2. Step 2: Convert to fraction form
    503,353.53/694,642.48 = 273,925.62/x
  3. Step 3: Cross multiply
    503,353.53x = 694,642.48 × 273,925.62
  4. Step 4: Simplify right side
    503,353.53x = 190,280,368,793.39
  5. Step 5: Solve for x
    x = 190,280,368,793.39/503,353.53
  6. Step 6: Final answer
    x = 378,025.30

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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.