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Finding the Fourth Proportional to 322,518.24, 483,546.16 and 151,644.32

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Solution

The fourth proportional to 322,518.24, 483,546.16 and 151,644.32 is: 227,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,518.24 : 483,546.16 = 151,644.32 : x
  2. Step 2: Convert to fraction form
    322,518.24/483,546.16 = 151,644.32/x
  3. Step 3: Cross multiply
    322,518.24x = 483,546.16 × 151,644.32
  4. Step 4: Simplify right side
    322,518.24x = 73,327,028,621.81
  5. Step 5: Solve for x
    x = 73,327,028,621.81/322,518.24
  6. Step 6: Final answer
    x = 227,357.77

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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.