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Finding the Fourth Proportional to 234,193.83, 323,186.81 and 126,763.58

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Solution

The fourth proportional to 234,193.83, 323,186.81 and 126,763.58 is: 174,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,193.83 : 323,186.81 = 126,763.58 : x
  2. Step 2: Convert to fraction form
    234,193.83/323,186.81 = 126,763.58/x
  3. Step 3: Cross multiply
    234,193.83x = 323,186.81 × 126,763.58
  4. Step 4: Simplify right side
    234,193.83x = 40,968,317,931.57
  5. Step 5: Solve for x
    x = 40,968,317,931.57/234,193.83
  6. Step 6: Final answer
    x = 174,933.38

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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.