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Finding the Fourth Proportional to 483,249.00, 666,844.58 and 279,313.12

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Solution

The fourth proportional to 483,249.00, 666,844.58 and 279,313.12 is: 385,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,249.00 : 666,844.58 = 279,313.12 : x
  2. Step 2: Convert to fraction form
    483,249.00/666,844.58 = 279,313.12/x
  3. Step 3: Cross multiply
    483,249.00x = 666,844.58 × 279,313.12
  4. Step 4: Simplify right side
    483,249.00x = 186,258,441,726.73
  5. Step 5: Solve for x
    x = 186,258,441,726.73/483,249.00
  6. Step 6: Final answer
    x = 385,429.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.