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Finding the Fourth Proportional to 503,287.50, 694,541.61 and 276,937.86

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Solution

The fourth proportional to 503,287.50, 694,541.61 and 276,937.86 is: 382,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,287.50 : 694,541.61 = 276,937.86 : x
  2. Step 2: Convert to fraction form
    503,287.50/694,541.61 = 276,937.86/x
  3. Step 3: Cross multiply
    503,287.50x = 694,541.61 × 276,937.86
  4. Step 4: Simplify right side
    503,287.50x = 192,344,867,154.36
  5. Step 5: Solve for x
    x = 192,344,867,154.36/503,287.50
  6. Step 6: Final answer
    x = 382,176.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.