Home / 804,285.11-1,206,426.88-205,246.27

Finding the Fourth Proportional to 804,285.11, 1,206,426.88 and 205,246.27

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Solution

The fourth proportional to 804,285.11, 1,206,426.88 and 205,246.27 is: 307,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,285.11 : 1,206,426.88 = 205,246.27 : x
  2. Step 2: Convert to fraction form
    804,285.11/1,206,426.88 = 205,246.27/x
  3. Step 3: Cross multiply
    804,285.11x = 1,206,426.88 × 205,246.27
  4. Step 4: Simplify right side
    804,285.11x = 247,614,617,147.74
  5. Step 5: Solve for x
    x = 247,614,617,147.74/804,285.11
  6. Step 6: Final answer
    x = 307,869.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.