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Finding the Fourth Proportional to 201,174.60, 301,761.90 and 101,296.20

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Solution

The fourth proportional to 201,174.60, 301,761.90 and 101,296.20 is: 151,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,174.60 : 301,761.90 = 101,296.20 : x
  2. Step 2: Convert to fraction form
    201,174.60/301,761.90 = 101,296.20/x
  3. Step 3: Cross multiply
    201,174.60x = 301,761.90 × 101,296.20
  4. Step 4: Simplify right side
    201,174.60x = 30,567,333,774.78
  5. Step 5: Solve for x
    x = 30,567,333,774.78/201,174.60
  6. Step 6: Final answer
    x = 151,944.30

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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.