Home / 842,142.94-1,162,160.24-460,169.72

Finding the Fourth Proportional to 842,142.94, 1,162,160.24 and 460,169.72

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Solution

The fourth proportional to 842,142.94, 1,162,160.24 and 460,169.72 is: 635,035.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,142.94 : 1,162,160.24 = 460,169.72 : x
  2. Step 2: Convert to fraction form
    842,142.94/1,162,160.24 = 460,169.72/x
  3. Step 3: Cross multiply
    842,142.94x = 1,162,160.24 × 460,169.72
  4. Step 4: Simplify right side
    842,142.94x = 534,790,957,607.99
  5. Step 5: Solve for x
    x = 534,790,957,607.99/842,142.94
  6. Step 6: Final answer
    x = 635,035.85

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Double scale
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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.