Home / 695,589.28-1,043,533.60-215,807.52

Finding the Fourth Proportional to 695,589.28, 1,043,533.60 and 215,807.52

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Solution

The fourth proportional to 695,589.28, 1,043,533.60 and 215,807.52 is: 323,757.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,589.28 : 1,043,533.60 = 215,807.52 : x
  2. Step 2: Convert to fraction form
    695,589.28/1,043,533.60 = 215,807.52/x
  3. Step 3: Cross multiply
    695,589.28x = 1,043,533.60 × 215,807.52
  4. Step 4: Simplify right side
    695,589.28x = 225,202,398,252.67
  5. Step 5: Solve for x
    x = 225,202,398,252.67/695,589.28
  6. Step 6: Final answer
    x = 323,757.72

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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.