Home / 804,301.76-1,206,451.96-205,262.87

Finding the Fourth Proportional to 804,301.76, 1,206,451.96 and 205,262.87

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Solution

The fourth proportional to 804,301.76, 1,206,451.96 and 205,262.87 is: 307,894.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,301.76 : 1,206,451.96 = 205,262.87 : x
  2. Step 2: Convert to fraction form
    804,301.76/1,206,451.96 = 205,262.87/x
  3. Step 3: Cross multiply
    804,301.76x = 1,206,451.96 × 205,262.87
  4. Step 4: Simplify right side
    804,301.76x = 247,639,794,329.70
  5. Step 5: Solve for x
    x = 247,639,794,329.70/804,301.76
  6. Step 6: Final answer
    x = 307,894.13

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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.