Home / 828,298.35-1,241,179.20-557,422.47

Finding the Fourth Proportional to 828,298.35, 1,241,179.20 and 557,422.47

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Solution

The fourth proportional to 828,298.35, 1,241,179.20 and 557,422.47 is: 835,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,298.35 : 1,241,179.20 = 557,422.47 : x
  2. Step 2: Convert to fraction form
    828,298.35/1,241,179.20 = 557,422.47/x
  3. Step 3: Cross multiply
    828,298.35x = 1,241,179.20 × 557,422.47
  4. Step 4: Simplify right side
    828,298.35x = 691,861,175,376.62
  5. Step 5: Solve for x
    x = 691,861,175,376.62/828,298.35
  6. Step 6: Final answer
    x = 835,280.16

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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.