Home / 357,942.49-493,948.02-196,796.29

Finding the Fourth Proportional to 357,942.49, 493,948.02 and 196,796.29

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Solution

The fourth proportional to 357,942.49, 493,948.02 and 196,796.29 is: 271,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,942.49 : 493,948.02 = 196,796.29 : x
  2. Step 2: Convert to fraction form
    357,942.49/493,948.02 = 196,796.29/x
  3. Step 3: Cross multiply
    357,942.49x = 493,948.02 × 196,796.29
  4. Step 4: Simplify right side
    357,942.49x = 97,207,137,788.85
  5. Step 5: Solve for x
    x = 97,207,137,788.85/357,942.49
  6. Step 6: Final answer
    x = 271,571.94

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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.