Home / 809,414.91-1,116,994.23-446,839.27

Finding the Fourth Proportional to 809,414.91, 1,116,994.23 and 446,839.27

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Solution

The fourth proportional to 809,414.91, 1,116,994.23 and 446,839.27 is: 616,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,414.91 : 1,116,994.23 = 446,839.27 : x
  2. Step 2: Convert to fraction form
    809,414.91/1,116,994.23 = 446,839.27/x
  3. Step 3: Cross multiply
    809,414.91x = 1,116,994.23 × 446,839.27
  4. Step 4: Simplify right side
    809,414.91x = 499,116,883,534.93
  5. Step 5: Solve for x
    x = 499,116,883,534.93/809,414.91
  6. Step 6: Final answer
    x = 616,639.10

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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.