Home / 919,577.68-1,268,826.96-537,530.56

Finding the Fourth Proportional to 919,577.68, 1,268,826.96 and 537,530.56

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Solution

The fourth proportional to 919,577.68, 1,268,826.96 and 537,530.56 is: 741,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,577.68 : 1,268,826.96 = 537,530.56 : x
  2. Step 2: Convert to fraction form
    919,577.68/1,268,826.96 = 537,530.56/x
  3. Step 3: Cross multiply
    919,577.68x = 1,268,826.96 × 537,530.56
  4. Step 4: Simplify right side
    919,577.68x = 682,033,266,351.90
  5. Step 5: Solve for x
    x = 682,033,266,351.90/919,577.68
  6. Step 6: Final answer
    x = 741,680.97

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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.