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Finding the Fourth Proportional to 247,954.01, 371,712.89 and 98,299.41

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Solution

The fourth proportional to 247,954.01, 371,712.89 and 98,299.41 is: 147,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,954.01 : 371,712.89 = 98,299.41 : x
  2. Step 2: Convert to fraction form
    247,954.01/371,712.89 = 98,299.41/x
  3. Step 3: Cross multiply
    247,954.01x = 371,712.89 × 98,299.41
  4. Step 4: Simplify right side
    247,954.01x = 36,539,157,284.90
  5. Step 5: Solve for x
    x = 36,539,157,284.90/247,954.01
  6. Step 6: Final answer
    x = 147,362.64

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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.