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Finding the Fourth Proportional to 234,953.67, 324,235.25 and 127,523.70

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Solution

The fourth proportional to 234,953.67, 324,235.25 and 127,523.70 is: 175,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,953.67 : 324,235.25 = 127,523.70 : x
  2. Step 2: Convert to fraction form
    234,953.67/324,235.25 = 127,523.70/x
  3. Step 3: Cross multiply
    234,953.67x = 324,235.25 × 127,523.70
  4. Step 4: Simplify right side
    234,953.67x = 41,347,678,591.02
  5. Step 5: Solve for x
    x = 41,347,678,591.02/234,953.67
  6. Step 6: Final answer
    x = 175,982.26

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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.