Home / 823,657.50-1,236,283.22-397,493.33

Finding the Fourth Proportional to 823,657.50, 1,236,283.22 and 397,493.33

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Solution

The fourth proportional to 823,657.50, 1,236,283.22 and 397,493.33 is: 596,624.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,657.50 : 1,236,283.22 = 397,493.33 : x
  2. Step 2: Convert to fraction form
    823,657.50/1,236,283.22 = 397,493.33/x
  3. Step 3: Cross multiply
    823,657.50x = 1,236,283.22 × 397,493.33
  4. Step 4: Simplify right side
    823,657.50x = 491,414,333,940.92
  5. Step 5: Solve for x
    x = 491,414,333,940.92/823,657.50
  6. Step 6: Final answer
    x = 596,624.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.