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Finding the Fourth Proportional to 222,351.29, 333,542.54 and 89,231.64

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Solution

The fourth proportional to 222,351.29, 333,542.54 and 89,231.64 is: 133,853.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,351.29 : 333,542.54 = 89,231.64 : x
  2. Step 2: Convert to fraction form
    222,351.29/333,542.54 = 89,231.64/x
  3. Step 3: Cross multiply
    222,351.29x = 333,542.54 × 89,231.64
  4. Step 4: Simplify right side
    222,351.29x = 29,762,547,853.97
  5. Step 5: Solve for x
    x = 29,762,547,853.97/222,351.29
  6. Step 6: Final answer
    x = 133,853.72

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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.