Home / 809,323.14-1,116,862.04-446,743.82

Finding the Fourth Proportional to 809,323.14, 1,116,862.04 and 446,743.82

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Solution

The fourth proportional to 809,323.14, 1,116,862.04 and 446,743.82 is: 616,504.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,323.14 : 1,116,862.04 = 446,743.82 : x
  2. Step 2: Convert to fraction form
    809,323.14/1,116,862.04 = 446,743.82/x
  3. Step 3: Cross multiply
    809,323.14x = 1,116,862.04 × 446,743.82
  4. Step 4: Simplify right side
    809,323.14x = 498,951,215,558.67
  5. Step 5: Solve for x
    x = 498,951,215,558.67/809,323.14
  6. Step 6: Final answer
    x = 616,504.32

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1.5x scale

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.