Home / 828,731.94-1,143,641.77-461,202.92

Finding the Fourth Proportional to 828,731.94, 1,143,641.77 and 461,202.92

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Solution

The fourth proportional to 828,731.94, 1,143,641.77 and 461,202.92 is: 636,455.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,731.94 : 1,143,641.77 = 461,202.92 : x
  2. Step 2: Convert to fraction form
    828,731.94/1,143,641.77 = 461,202.92/x
  3. Step 3: Cross multiply
    828,731.94x = 1,143,641.77 × 461,202.92
  4. Step 4: Simplify right side
    828,731.94x = 527,450,923,757.97
  5. Step 5: Solve for x
    x = 527,450,923,757.97/828,731.94
  6. Step 6: Final answer
    x = 636,455.41

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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.