Home / 950,166.59-1,311,230.25-520,453.89

Finding the Fourth Proportional to 950,166.59, 1,311,230.25 and 520,453.89

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Solution

The fourth proportional to 950,166.59, 1,311,230.25 and 520,453.89 is: 718,226.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,166.59 : 1,311,230.25 = 520,453.89 : x
  2. Step 2: Convert to fraction form
    950,166.59/1,311,230.25 = 520,453.89/x
  3. Step 3: Cross multiply
    950,166.59x = 1,311,230.25 × 520,453.89
  4. Step 4: Simplify right side
    950,166.59x = 682,434,884,298.17
  5. Step 5: Solve for x
    x = 682,434,884,298.17/950,166.59
  6. Step 6: Final answer
    x = 718,226.57

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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.