Home / 892,135.25-1,231,113.70-484,228.43

Finding the Fourth Proportional to 892,135.25, 1,231,113.70 and 484,228.43

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Solution

The fourth proportional to 892,135.25, 1,231,113.70 and 484,228.43 is: 668,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,135.25 : 1,231,113.70 = 484,228.43 : x
  2. Step 2: Convert to fraction form
    892,135.25/1,231,113.70 = 484,228.43/x
  3. Step 3: Cross multiply
    892,135.25x = 1,231,113.70 × 484,228.43
  4. Step 4: Simplify right side
    892,135.25x = 596,140,246,736.35
  5. Step 5: Solve for x
    x = 596,140,246,736.35/892,135.25
  6. Step 6: Final answer
    x = 668,217.34

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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.