Home / 950,260.96-1,311,360.36-520,556.36

Finding the Fourth Proportional to 950,260.96, 1,311,360.36 and 520,556.36

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Solution

The fourth proportional to 950,260.96, 1,311,360.36 and 520,556.36 is: 718,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,260.96 : 1,311,360.36 = 520,556.36 : x
  2. Step 2: Convert to fraction form
    950,260.96/1,311,360.36 = 520,556.36/x
  3. Step 3: Cross multiply
    950,260.96x = 1,311,360.36 × 520,556.36
  4. Step 4: Simplify right side
    950,260.96x = 682,636,978,928.29
  5. Step 5: Solve for x
    x = 682,636,978,928.29/950,260.96
  6. Step 6: Final answer
    x = 718,367.91

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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.