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Finding the Fourth Proportional to 234,366.15, 351,057.15 and 195,000.15

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Solution

The fourth proportional to 234,366.15, 351,057.15 and 195,000.15 is: 292,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,366.15 : 351,057.15 = 195,000.15 : x
  2. Step 2: Convert to fraction form
    234,366.15/351,057.15 = 195,000.15/x
  3. Step 3: Cross multiply
    234,366.15x = 351,057.15 × 195,000.15
  4. Step 4: Simplify right side
    234,366.15x = 68,456,196,908.57
  5. Step 5: Solve for x
    x = 68,456,196,908.57/234,366.15
  6. Step 6: Final answer
    x = 292,090.80

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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.