Home / 502,739.89-693,785.56-273,297.62

Finding the Fourth Proportional to 502,739.89, 693,785.56 and 273,297.62

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Solution

The fourth proportional to 502,739.89, 693,785.56 and 273,297.62 is: 377,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,739.89 : 693,785.56 = 273,297.62 : x
  2. Step 2: Convert to fraction form
    502,739.89/693,785.56 = 273,297.62/x
  3. Step 3: Cross multiply
    502,739.89x = 693,785.56 × 273,297.62
  4. Step 4: Simplify right side
    502,739.89x = 189,609,942,719.40
  5. Step 5: Solve for x
    x = 189,609,942,719.40/502,739.89
  6. Step 6: Final answer
    x = 377,153.17

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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.