Home / 809,582.73-1,117,194.91-446,998.81

Finding the Fourth Proportional to 809,582.73, 1,117,194.91 and 446,998.81

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Solution

The fourth proportional to 809,582.73, 1,117,194.91 and 446,998.81 is: 616,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,582.73 : 1,117,194.91 = 446,998.81 : x
  2. Step 2: Convert to fraction form
    809,582.73/1,117,194.91 = 446,998.81/x
  3. Step 3: Cross multiply
    809,582.73x = 1,117,194.91 × 446,998.81
  4. Step 4: Simplify right side
    809,582.73x = 499,384,791,960.37
  5. Step 5: Solve for x
    x = 499,384,791,960.37/809,582.73
  6. Step 6: Final answer
    x = 616,842.20

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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.