Home / 1,126,330.54-1,689,496.49-273,403.43

Finding the Fourth Proportional to 1,126,330.54, 1,689,496.49 and 273,403.43

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Solution

The fourth proportional to 1,126,330.54, 1,689,496.49 and 273,403.43 is: 410,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,330.54 : 1,689,496.49 = 273,403.43 : x
  2. Step 2: Convert to fraction form
    1,126,330.54/1,689,496.49 = 273,403.43/x
  3. Step 3: Cross multiply
    1,126,330.54x = 1,689,496.49 × 273,403.43
  4. Step 4: Simplify right side
    1,126,330.54x = 461,914,135,338.96
  5. Step 5: Solve for x
    x = 461,914,135,338.96/1,126,330.54
  6. Step 6: Final answer
    x = 410,105.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.