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Finding the Fourth Proportional to 222,550.78, 333,854.47 and 70,693.69

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Solution

The fourth proportional to 222,550.78, 333,854.47 and 70,693.69 is: 106,049.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,550.78 : 333,854.47 = 70,693.69 : x
  2. Step 2: Convert to fraction form
    222,550.78/333,854.47 = 70,693.69/x
  3. Step 3: Cross multiply
    222,550.78x = 333,854.47 × 70,693.69
  4. Step 4: Simplify right side
    222,550.78x = 23,601,402,384.55
  5. Step 5: Solve for x
    x = 23,601,402,384.55/222,550.78
  6. Step 6: Final answer
    x = 106,049.52

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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.