Home / 828,517.52-1,143,392.96-460,996.72

Finding the Fourth Proportional to 828,517.52, 1,143,392.96 and 460,996.72

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Solution

The fourth proportional to 828,517.52, 1,143,392.96 and 460,996.72 is: 636,197.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,517.52 : 1,143,392.96 = 460,996.72 : x
  2. Step 2: Convert to fraction form
    828,517.52/1,143,392.96 = 460,996.72/x
  3. Step 3: Cross multiply
    828,517.52x = 1,143,392.96 × 460,996.72
  4. Step 4: Simplify right side
    828,517.52x = 527,100,404,231.09
  5. Step 5: Solve for x
    x = 527,100,404,231.09/828,517.52
  6. Step 6: Final answer
    x = 636,197.05

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Double scale
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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.