Home / 806,696.36-1,113,720.18-717,016.04

Finding the Fourth Proportional to 806,696.36, 1,113,720.18 and 717,016.04

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Solution

The fourth proportional to 806,696.36, 1,113,720.18 and 717,016.04 is: 989,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,696.36 : 1,113,720.18 = 717,016.04 : x
  2. Step 2: Convert to fraction form
    806,696.36/1,113,720.18 = 717,016.04/x
  3. Step 3: Cross multiply
    806,696.36x = 1,113,720.18 × 717,016.04
  4. Step 4: Simplify right side
    806,696.36x = 798,555,233,131.69
  5. Step 5: Solve for x
    x = 798,555,233,131.69/806,696.36
  6. Step 6: Final answer
    x = 989,908.07

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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.