Home / 842,144.00-1,162,161.74-460,170.78

Finding the Fourth Proportional to 842,144.00, 1,162,161.74 and 460,170.78

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Solution

The fourth proportional to 842,144.00, 1,162,161.74 and 460,170.78 is: 635,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,144.00 : 1,162,161.74 = 460,170.78 : x
  2. Step 2: Convert to fraction form
    842,144.00/1,162,161.74 = 460,170.78/x
  3. Step 3: Cross multiply
    842,144.00x = 1,162,161.74 × 460,170.78
  4. Step 4: Simplify right side
    842,144.00x = 534,792,874,442.86
  5. Step 5: Solve for x
    x = 534,792,874,442.86/842,144.00
  6. Step 6: Final answer
    x = 635,037.33

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1.5x scale

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.