Home / 950,270.08-1,311,372.64-520,550.10

Finding the Fourth Proportional to 950,270.08, 1,311,372.64 and 520,550.10

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Solution

The fourth proportional to 950,270.08, 1,311,372.64 and 520,550.10 is: 718,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,270.08 : 1,311,372.64 = 520,550.10 : x
  2. Step 2: Convert to fraction form
    950,270.08/1,311,372.64 = 520,550.10/x
  3. Step 3: Cross multiply
    950,270.08x = 1,311,372.64 × 520,550.10
  4. Step 4: Simplify right side
    950,270.08x = 682,635,158,889.26
  5. Step 5: Solve for x
    x = 682,635,158,889.26/950,270.08
  6. Step 6: Final answer
    x = 718,359.10

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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.