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Finding the Fourth Proportional to 273,926.53, 377,990.54 and 187,959.20

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Solution

The fourth proportional to 273,926.53, 377,990.54 and 187,959.20 is: 259,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,926.53 : 377,990.54 = 187,959.20 : x
  2. Step 2: Convert to fraction form
    273,926.53/377,990.54 = 187,959.20/x
  3. Step 3: Cross multiply
    273,926.53x = 377,990.54 × 187,959.20
  4. Step 4: Simplify right side
    273,926.53x = 71,046,800,920.84
  5. Step 5: Solve for x
    x = 71,046,800,920.84/273,926.53
  6. Step 6: Final answer
    x = 259,364.44

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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.