Home / 892,127.93-1,231,137.77-484,229.85

Finding the Fourth Proportional to 892,127.93, 1,231,137.77 and 484,229.85

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Solution

The fourth proportional to 892,127.93, 1,231,137.77 and 484,229.85 is: 668,237.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,127.93 : 1,231,137.77 = 484,229.85 : x
  2. Step 2: Convert to fraction form
    892,127.93/1,231,137.77 = 484,229.85/x
  3. Step 3: Cross multiply
    892,127.93x = 1,231,137.77 × 484,229.85
  4. Step 4: Simplify right side
    892,127.93x = 596,153,650,658.52
  5. Step 5: Solve for x
    x = 596,153,650,658.52/892,127.93
  6. Step 6: Final answer
    x = 668,237.85

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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.