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Finding the Fourth Proportional to 234,893.52, 324,148.56 and 132,917.12

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Solution

The fourth proportional to 234,893.52, 324,148.56 and 132,917.12 is: 183,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,893.52 : 324,148.56 = 132,917.12 : x
  2. Step 2: Convert to fraction form
    234,893.52/324,148.56 = 132,917.12/x
  3. Step 3: Cross multiply
    234,893.52x = 324,148.56 × 132,917.12
  4. Step 4: Simplify right side
    234,893.52x = 43,084,891,426.60
  5. Step 5: Solve for x
    x = 43,084,891,426.60/234,893.52
  6. Step 6: Final answer
    x = 183,423.07

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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.