Home / 828,788.33-1,243,182.50-548,239.97

Finding the Fourth Proportional to 828,788.33, 1,243,182.50 and 548,239.97

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Solution

The fourth proportional to 828,788.33, 1,243,182.50 and 548,239.97 is: 822,359.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,788.33 : 1,243,182.50 = 548,239.97 : x
  2. Step 2: Convert to fraction form
    828,788.33/1,243,182.50 = 548,239.97/x
  3. Step 3: Cross multiply
    828,788.33x = 1,243,182.50 × 548,239.97
  4. Step 4: Simplify right side
    828,788.33x = 681,562,336,504.53
  5. Step 5: Solve for x
    x = 681,562,336,504.53/828,788.33
  6. Step 6: Final answer
    x = 822,359.96

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Double scale
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Similar ratio
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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.