Home / 807,240.94-1,113,942.38-444,644.51

Finding the Fourth Proportional to 807,240.94, 1,113,942.38 and 444,644.51

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Solution

The fourth proportional to 807,240.94, 1,113,942.38 and 444,644.51 is: 613,581.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,240.94 : 1,113,942.38 = 444,644.51 : x
  2. Step 2: Convert to fraction form
    807,240.94/1,113,942.38 = 444,644.51/x
  3. Step 3: Cross multiply
    807,240.94x = 1,113,942.38 × 444,644.51
  4. Step 4: Simplify right side
    807,240.94x = 495,308,355,930.40
  5. Step 5: Solve for x
    x = 495,308,355,930.40/807,240.94
  6. Step 6: Final answer
    x = 613,581.81

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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.