Home / 345,734.96-477,089.87-192,766.61

Finding the Fourth Proportional to 345,734.96, 477,089.87 and 192,766.61

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Solution

The fourth proportional to 345,734.96, 477,089.87 and 192,766.61 is: 266,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,734.96 : 477,089.87 = 192,766.61 : x
  2. Step 2: Convert to fraction form
    345,734.96/477,089.87 = 192,766.61/x
  3. Step 3: Cross multiply
    345,734.96x = 477,089.87 × 192,766.61
  4. Step 4: Simplify right side
    345,734.96x = 91,966,998,579.88
  5. Step 5: Solve for x
    x = 91,966,998,579.88/345,734.96
  6. Step 6: Final answer
    x = 266,004.34

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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.