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Finding the Fourth Proportional to 322,472.54, 483,903.21 and 112,258.10

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Solution

The fourth proportional to 322,472.54, 483,903.21 and 112,258.10 is: 168,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,472.54 : 483,903.21 = 112,258.10 : x
  2. Step 2: Convert to fraction form
    322,472.54/483,903.21 = 112,258.10/x
  3. Step 3: Cross multiply
    322,472.54x = 483,903.21 × 112,258.10
  4. Step 4: Simplify right side
    322,472.54x = 54,322,052,518.99
  5. Step 5: Solve for x
    x = 54,322,052,518.99/322,472.54
  6. Step 6: Final answer
    x = 168,454.82

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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.