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Finding the Fourth Proportional to 222,696, 333,207 and 156,265.74

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Solution

The fourth proportional to 222,696, 333,207 and 156,265.74 is: 233,811.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,696 : 333,207 = 156,265.74 : x
  2. Step 2: Convert to fraction form
    222,696/333,207 = 156,265.74/x
  3. Step 3: Cross multiply
    222,696x = 333,207 × 156,265.74
  4. Step 4: Simplify right side
    222,696x = 52,068,838,428.18
  5. Step 5: Solve for x
    x = 52,068,838,428.18/222,696
  6. Step 6: Final answer
    x = 233,811.29

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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.