Home / 806,858.79-1,113,473.39-444,316.36

Finding the Fourth Proportional to 806,858.79, 1,113,473.39 and 444,316.36

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Solution

The fourth proportional to 806,858.79, 1,113,473.39 and 444,316.36 is: 613,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,858.79 : 1,113,473.39 = 444,316.36 : x
  2. Step 2: Convert to fraction form
    806,858.79/1,113,473.39 = 444,316.36/x
  3. Step 3: Cross multiply
    806,858.79x = 1,113,473.39 × 444,316.36
  4. Step 4: Simplify right side
    806,858.79x = 494,734,443,601.66
  5. Step 5: Solve for x
    x = 494,734,443,601.66/806,858.79
  6. Step 6: Final answer
    x = 613,161.13

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Double scale
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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.