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Finding the Fourth Proportional to 234,953.62, 324,221.23 and 132,999.77

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Solution

The fourth proportional to 234,953.62, 324,221.23 and 132,999.77 is: 183,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,953.62 : 324,221.23 = 132,999.77 : x
  2. Step 2: Convert to fraction form
    234,953.62/324,221.23 = 132,999.77/x
  3. Step 3: Cross multiply
    234,953.62x = 324,221.23 × 132,999.77
  4. Step 4: Simplify right side
    234,953.62x = 43,121,348,354.12
  5. Step 5: Solve for x
    x = 43,121,348,354.12/234,953.62
  6. Step 6: Final answer
    x = 183,531.33

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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.