Home / 892,908.74-1,232,227.32-485,018.54

Finding the Fourth Proportional to 892,908.74, 1,232,227.32 and 485,018.54

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Solution

The fourth proportional to 892,908.74, 1,232,227.32 and 485,018.54 is: 669,332.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,908.74 : 1,232,227.32 = 485,018.54 : x
  2. Step 2: Convert to fraction form
    892,908.74/1,232,227.32 = 485,018.54/x
  3. Step 3: Cross multiply
    892,908.74x = 1,232,227.32 × 485,018.54
  4. Step 4: Simplify right side
    892,908.74x = 597,653,095,694.51
  5. Step 5: Solve for x
    x = 597,653,095,694.51/892,908.74
  6. Step 6: Final answer
    x = 669,332.79

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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.