Home / 801,572.88-1,106,170.57-438,997.60

Finding the Fourth Proportional to 801,572.88, 1,106,170.57 and 438,997.60

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Solution

The fourth proportional to 801,572.88, 1,106,170.57 and 438,997.60 is: 605,816.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,572.88 : 1,106,170.57 = 438,997.60 : x
  2. Step 2: Convert to fraction form
    801,572.88/1,106,170.57 = 438,997.60/x
  3. Step 3: Cross multiply
    801,572.88x = 1,106,170.57 × 438,997.60
  4. Step 4: Simplify right side
    801,572.88x = 485,606,223,765.48
  5. Step 5: Solve for x
    x = 485,606,223,765.48/801,572.88
  6. Step 6: Final answer
    x = 605,816.69

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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.