Home / 357,968.10-493,997.84-196,833.53

Finding the Fourth Proportional to 357,968.10, 493,997.84 and 196,833.53

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Solution

The fourth proportional to 357,968.10, 493,997.84 and 196,833.53 is: 271,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,968.10 : 493,997.84 = 196,833.53 : x
  2. Step 2: Convert to fraction form
    357,968.10/493,997.84 = 196,833.53/x
  3. Step 3: Cross multiply
    357,968.10x = 493,997.84 × 196,833.53
  4. Step 4: Simplify right side
    357,968.10x = 97,235,335,205.42
  5. Step 5: Solve for x
    x = 97,235,335,205.42/357,968.10
  6. Step 6: Final answer
    x = 271,631.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.