Home / 809,462.59-1,213,787.24-269,528.01

Finding the Fourth Proportional to 809,462.59, 1,213,787.24 and 269,528.01

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Solution

The fourth proportional to 809,462.59, 1,213,787.24 and 269,528.01 is: 404,156.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,462.59 : 1,213,787.24 = 269,528.01 : x
  2. Step 2: Convert to fraction form
    809,462.59/1,213,787.24 = 269,528.01/x
  3. Step 3: Cross multiply
    809,462.59x = 1,213,787.24 × 269,528.01
  4. Step 4: Simplify right side
    809,462.59x = 327,149,654,851.02
  5. Step 5: Solve for x
    x = 327,149,654,851.02/809,462.59
  6. Step 6: Final answer
    x = 404,156.61

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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.