Home / 540,589.46-746,029.03-298,887.64

Finding the Fourth Proportional to 540,589.46, 746,029.03 and 298,887.64

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Solution

The fourth proportional to 540,589.46, 746,029.03 and 298,887.64 is: 412,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,589.46 : 746,029.03 = 298,887.64 : x
  2. Step 2: Convert to fraction form
    540,589.46/746,029.03 = 298,887.64/x
  3. Step 3: Cross multiply
    540,589.46x = 746,029.03 × 298,887.64
  4. Step 4: Simplify right side
    540,589.46x = 222,978,853,535.90
  5. Step 5: Solve for x
    x = 222,978,853,535.90/540,589.46
  6. Step 6: Final answer
    x = 412,473.55

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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.