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Finding the Fourth Proportional to 550,562.55, 825,843.83 and 410,594.55

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Solution

The fourth proportional to 550,562.55, 825,843.83 and 410,594.55 is: 615,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,562.55 : 825,843.83 = 410,594.55 : x
  2. Step 2: Convert to fraction form
    550,562.55/825,843.83 = 410,594.55/x
  3. Step 3: Cross multiply
    550,562.55x = 825,843.83 × 410,594.55
  4. Step 4: Simplify right side
    550,562.55x = 339,086,973,696.15
  5. Step 5: Solve for x
    x = 339,086,973,696.15/550,562.55
  6. Step 6: Final answer
    x = 615,891.83

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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.