Home / 297,660.60-410,779.02-161,694.50

Finding the Fourth Proportional to 297,660.60, 410,779.02 and 161,694.50

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Solution

The fourth proportional to 297,660.60, 410,779.02 and 161,694.50 is: 223,142.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,660.60 : 410,779.02 = 161,694.50 : x
  2. Step 2: Convert to fraction form
    297,660.60/410,779.02 = 161,694.50/x
  3. Step 3: Cross multiply
    297,660.60x = 410,779.02 × 161,694.50
  4. Step 4: Simplify right side
    297,660.60x = 66,420,706,195.49
  5. Step 5: Solve for x
    x = 66,420,706,195.49/297,660.60
  6. Step 6: Final answer
    x = 223,142.42

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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.