Home / 357,868.42-493,860.02-196,733.85

Finding the Fourth Proportional to 357,868.42, 493,860.02 and 196,733.85

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Solution

The fourth proportional to 357,868.42, 493,860.02 and 196,733.85 is: 271,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,868.42 : 493,860.02 = 196,733.85 : x
  2. Step 2: Convert to fraction form
    357,868.42/493,860.02 = 196,733.85/x
  3. Step 3: Cross multiply
    357,868.42x = 493,860.02 × 196,733.85
  4. Step 4: Simplify right side
    357,868.42x = 97,158,983,095.68
  5. Step 5: Solve for x
    x = 97,158,983,095.68/357,868.42
  6. Step 6: Final answer
    x = 271,493.59

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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.