Home / 367,974.06-507,818.58-206,828.61

Finding the Fourth Proportional to 367,974.06, 507,818.58 and 206,828.61

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Solution

The fourth proportional to 367,974.06, 507,818.58 and 206,828.61 is: 285,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,974.06 : 507,818.58 = 206,828.61 : x
  2. Step 2: Convert to fraction form
    367,974.06/507,818.58 = 206,828.61/x
  3. Step 3: Cross multiply
    367,974.06x = 507,818.58 × 206,828.61
  4. Step 4: Simplify right side
    367,974.06x = 105,031,411,033.57
  5. Step 5: Solve for x
    x = 105,031,411,033.57/367,974.06
  6. Step 6: Final answer
    x = 285,431.56

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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.