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Finding the Fourth Proportional to 362,993.30, 500,910.15 and 201,844.89

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Solution

The fourth proportional to 362,993.30, 500,910.15 and 201,844.89 is: 278,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,993.30 : 500,910.15 = 201,844.89 : x
  2. Step 2: Convert to fraction form
    362,993.30/500,910.15 = 201,844.89/x
  3. Step 3: Cross multiply
    362,993.30x = 500,910.15 × 201,844.89
  4. Step 4: Simplify right side
    362,993.30x = 101,106,151,622.08
  5. Step 5: Solve for x
    x = 101,106,151,622.08/362,993.30
  6. Step 6: Final answer
    x = 278,534.48

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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.