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Finding the Fourth Proportional to 222,572.80, 333,759.66 and 159,980.68

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Solution

The fourth proportional to 222,572.80, 333,759.66 and 159,980.68 is: 239,899.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,572.80 : 333,759.66 = 159,980.68 : x
  2. Step 2: Convert to fraction form
    222,572.80/333,759.66 = 159,980.68/x
  3. Step 3: Cross multiply
    222,572.80x = 333,759.66 × 159,980.68
  4. Step 4: Simplify right side
    222,572.80x = 53,395,097,363.37
  5. Step 5: Solve for x
    x = 53,395,097,363.37/222,572.80
  6. Step 6: Final answer
    x = 239,899.47

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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.