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Finding the Fourth Proportional to 362,380.80, 500,090.40 and 201,246.24

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Solution

The fourth proportional to 362,380.80, 500,090.40 and 201,246.24 is: 277,722.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,380.80 : 500,090.40 = 201,246.24 : x
  2. Step 2: Convert to fraction form
    362,380.80/500,090.40 = 201,246.24/x
  3. Step 3: Cross multiply
    362,380.80x = 500,090.40 × 201,246.24
  4. Step 4: Simplify right side
    362,380.80x = 100,641,312,660.10
  5. Step 5: Solve for x
    x = 100,641,312,660.10/362,380.80
  6. Step 6: Final answer
    x = 277,722.53

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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.