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Finding the Fourth Proportional to 234,230.52, 323,237.76 and 126,800.52

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Solution

The fourth proportional to 234,230.52, 323,237.76 and 126,800.52 is: 174,984.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,230.52 : 323,237.76 = 126,800.52 : x
  2. Step 2: Convert to fraction form
    234,230.52/323,237.76 = 126,800.52/x
  3. Step 3: Cross multiply
    234,230.52x = 323,237.76 × 126,800.52
  4. Step 4: Simplify right side
    234,230.52x = 40,986,716,051.64
  5. Step 5: Solve for x
    x = 40,986,716,051.64/234,230.52
  6. Step 6: Final answer
    x = 174,984.52

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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.