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Finding the Fourth Proportional to 234,463.36, 323,551.92 and 133,861.36

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Solution

The fourth proportional to 234,463.36, 323,551.92 and 133,861.36 is: 184,724.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,463.36 : 323,551.92 = 133,861.36 : x
  2. Step 2: Convert to fraction form
    234,463.36/323,551.92 = 133,861.36/x
  3. Step 3: Cross multiply
    234,463.36x = 323,551.92 × 133,861.36
  4. Step 4: Simplify right side
    234,463.36x = 43,311,100,041.81
  5. Step 5: Solve for x
    x = 43,311,100,041.81/234,463.36
  6. Step 6: Final answer
    x = 184,724.39

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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.