Home / 842,542.75-1,162,709-460,572.27

Finding the Fourth Proportional to 842,542.75, 1,162,709 and 460,572.27

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Solution

The fourth proportional to 842,542.75, 1,162,709 and 460,572.27 is: 635,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,542.75 : 1,162,709 = 460,572.27 : x
  2. Step 2: Convert to fraction form
    842,542.75/1,162,709 = 460,572.27/x
  3. Step 3: Cross multiply
    842,542.75x = 1,162,709 × 460,572.27
  4. Step 4: Simplify right side
    842,542.75x = 535,511,523,479.43
  5. Step 5: Solve for x
    x = 535,511,523,479.43/842,542.75
  6. Step 6: Final answer
    x = 635,589.74

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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.