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Finding the Fourth Proportional to 234,688, 351,720.96 and 195,496.96

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Solution

The fourth proportional to 234,688, 351,720.96 and 195,496.96 is: 292,986.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,688 : 351,720.96 = 195,496.96 : x
  2. Step 2: Convert to fraction form
    234,688/351,720.96 = 195,496.96/x
  3. Step 3: Cross multiply
    234,688x = 351,720.96 × 195,496.96
  4. Step 4: Simplify right side
    234,688x = 68,760,378,448.28
  5. Step 5: Solve for x
    x = 68,760,378,448.28/234,688
  6. Step 6: Final answer
    x = 292,986.34

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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.