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Finding the Fourth Proportional to 414,924, 622,330.11 and 162,027.83

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Solution

The fourth proportional to 414,924, 622,330.11 and 162,027.83 is: 243,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,924 : 622,330.11 = 162,027.83 : x
  2. Step 2: Convert to fraction form
    414,924/622,330.11 = 162,027.83/x
  3. Step 3: Cross multiply
    414,924x = 622,330.11 × 162,027.83
  4. Step 4: Simplify right side
    414,924x = 100,834,794,155.31
  5. Step 5: Solve for x
    x = 100,834,794,155.31/414,924
  6. Step 6: Final answer
    x = 243,019.91

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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.