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Finding the Fourth Proportional to 576,051.33, 864,077.39 and 196,974.87

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Solution

The fourth proportional to 576,051.33, 864,077.39 and 196,974.87 is: 295,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,051.33 : 864,077.39 = 196,974.87 : x
  2. Step 2: Convert to fraction form
    576,051.33/864,077.39 = 196,974.87/x
  3. Step 3: Cross multiply
    576,051.33x = 864,077.39 × 196,974.87
  4. Step 4: Simplify right side
    576,051.33x = 170,201,530,580.32
  5. Step 5: Solve for x
    x = 170,201,530,580.32/576,051.33
  6. Step 6: Final answer
    x = 295,462.44

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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.