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Finding the Fourth Proportional to 201,833.20, 302,749.80 and 182,150.20

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Solution

The fourth proportional to 201,833.20, 302,749.80 and 182,150.20 is: 273,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,833.20 : 302,749.80 = 182,150.20 : x
  2. Step 2: Convert to fraction form
    201,833.20/302,749.80 = 182,150.20/x
  3. Step 3: Cross multiply
    201,833.20x = 302,749.80 × 182,150.20
  4. Step 4: Simplify right side
    201,833.20x = 55,145,936,619.96
  5. Step 5: Solve for x
    x = 55,145,936,619.96/201,833.20
  6. Step 6: Final answer
    x = 273,225.30

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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.