Home / 741,651-1,112,420.61-236,191.56

Finding the Fourth Proportional to 741,651, 1,112,420.61 and 236,191.56

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Solution

The fourth proportional to 741,651, 1,112,420.61 and 236,191.56 is: 354,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,651 : 1,112,420.61 = 236,191.56 : x
  2. Step 2: Convert to fraction form
    741,651/1,112,420.61 = 236,191.56/x
  3. Step 3: Cross multiply
    741,651x = 1,112,420.61 × 236,191.56
  4. Step 4: Simplify right side
    741,651x = 262,744,359,252.05
  5. Step 5: Solve for x
    x = 262,744,359,252.05/741,651
  6. Step 6: Final answer
    x = 354,269.54

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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.