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Finding the Fourth Proportional to 234,232.80, 323,241.36 and 126,802.84

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Solution

The fourth proportional to 234,232.80, 323,241.36 and 126,802.84 is: 174,987.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,232.80 : 323,241.36 = 126,802.84 : x
  2. Step 2: Convert to fraction form
    234,232.80/323,241.36 = 126,802.84/x
  3. Step 3: Cross multiply
    234,232.80x = 323,241.36 × 126,802.84
  4. Step 4: Simplify right side
    234,232.80x = 40,987,922,453.46
  5. Step 5: Solve for x
    x = 40,987,922,453.46/234,232.80
  6. Step 6: Final answer
    x = 174,987.97

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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.