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Finding the Fourth Proportional to 246,989.76, 370,500.96 and 97,218.24

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Solution

The fourth proportional to 246,989.76, 370,500.96 and 97,218.24 is: 145,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,989.76 : 370,500.96 = 97,218.24 : x
  2. Step 2: Convert to fraction form
    246,989.76/370,500.96 = 97,218.24/x
  3. Step 3: Cross multiply
    246,989.76x = 370,500.96 × 97,218.24
  4. Step 4: Simplify right side
    246,989.76x = 36,019,451,249.51
  5. Step 5: Solve for x
    x = 36,019,451,249.51/246,989.76
  6. Step 6: Final answer
    x = 145,833.78

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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.