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Finding the Fourth Proportional to 245,001.56, 366,755.99 and 197,171.87

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Solution

The fourth proportional to 245,001.56, 366,755.99 and 197,171.87 is: 295,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,001.56 : 366,755.99 = 197,171.87 : x
  2. Step 2: Convert to fraction form
    245,001.56/366,755.99 = 197,171.87/x
  3. Step 3: Cross multiply
    245,001.56x = 366,755.99 × 197,171.87
  4. Step 4: Simplify right side
    245,001.56x = 72,313,961,562.36
  5. Step 5: Solve for x
    x = 72,313,961,562.36/245,001.56
  6. Step 6: Final answer
    x = 295,157.15

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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.