Home / 892,834.92-1,232,121.24-484,940.70

Finding the Fourth Proportional to 892,834.92, 1,232,121.24 and 484,940.70

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Solution

The fourth proportional to 892,834.92, 1,232,121.24 and 484,940.70 is: 669,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,834.92 : 1,232,121.24 = 484,940.70 : x
  2. Step 2: Convert to fraction form
    892,834.92/1,232,121.24 = 484,940.70/x
  3. Step 3: Cross multiply
    892,834.92x = 1,232,121.24 × 484,940.70
  4. Step 4: Simplify right side
    892,834.92x = 597,505,736,610.47
  5. Step 5: Solve for x
    x = 597,505,736,610.47/892,834.92
  6. Step 6: Final answer
    x = 669,223.08

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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.