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Finding the Fourth Proportional to 362,765.66, 500,633.52 and 201,623.36

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Solution

The fourth proportional to 362,765.66, 500,633.52 and 201,623.36 is: 278,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,765.66 : 500,633.52 = 201,623.36 : x
  2. Step 2: Convert to fraction form
    362,765.66/500,633.52 = 201,623.36/x
  3. Step 3: Cross multiply
    362,765.66x = 500,633.52 × 201,623.36
  4. Step 4: Simplify right side
    362,765.66x = 100,939,412,431.03
  5. Step 5: Solve for x
    x = 100,939,412,431.03/362,765.66
  6. Step 6: Final answer
    x = 278,249.63

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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.