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Finding the Fourth Proportional to 234,051.20, 327,049.60 and 234,051.20

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Solution

The fourth proportional to 234,051.20, 327,049.60 and 234,051.20 is: 327,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,051.20 : 327,049.60 = 234,051.20 : x
  2. Step 2: Convert to fraction form
    234,051.20/327,049.60 = 234,051.20/x
  3. Step 3: Cross multiply
    234,051.20x = 327,049.60 × 234,051.20
  4. Step 4: Simplify right side
    234,051.20x = 76,546,351,339.52
  5. Step 5: Solve for x
    x = 76,546,351,339.52/234,051.20
  6. Step 6: Final answer
    x = 327,049.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.