Home / 835,474.71-1,253,236.37-204,388.32

Finding the Fourth Proportional to 835,474.71, 1,253,236.37 and 204,388.32

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Solution

The fourth proportional to 835,474.71, 1,253,236.37 and 204,388.32 is: 306,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,474.71 : 1,253,236.37 = 204,388.32 : x
  2. Step 2: Convert to fraction form
    835,474.71/1,253,236.37 = 204,388.32/x
  3. Step 3: Cross multiply
    835,474.71x = 1,253,236.37 × 204,388.32
  4. Step 4: Simplify right side
    835,474.71x = 256,146,875,205.26
  5. Step 5: Solve for x
    x = 256,146,875,205.26/835,474.71
  6. Step 6: Final answer
    x = 306,588.42

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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.