Home / 835,471.89-1,253,232.14-204,385.50

Finding the Fourth Proportional to 835,471.89, 1,253,232.14 and 204,385.50

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Solution

The fourth proportional to 835,471.89, 1,253,232.14 and 204,385.50 is: 306,584.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,471.89 : 1,253,232.14 = 204,385.50 : x
  2. Step 2: Convert to fraction form
    835,471.89/1,253,232.14 = 204,385.50/x
  3. Step 3: Cross multiply
    835,471.89x = 1,253,232.14 × 204,385.50
  4. Step 4: Simplify right side
    835,471.89x = 256,142,476,528.04
  5. Step 5: Solve for x
    x = 256,142,476,528.04/835,471.89
  6. Step 6: Final answer
    x = 306,584.19

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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.