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Finding the Fourth Proportional to 222,342.48, 333,260.96 and 103,991.76

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Solution

The fourth proportional to 222,342.48, 333,260.96 and 103,991.76 is: 155,869.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,342.48 : 333,260.96 = 103,991.76 : x
  2. Step 2: Convert to fraction form
    222,342.48/333,260.96 = 103,991.76/x
  3. Step 3: Cross multiply
    222,342.48x = 333,260.96 × 103,991.76
  4. Step 4: Simplify right side
    222,342.48x = 34,656,393,769.69
  5. Step 5: Solve for x
    x = 34,656,393,769.69/222,342.48
  6. Step 6: Final answer
    x = 155,869.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.