Home / 297,818.20-446,727.30-247,079.80

Finding the Fourth Proportional to 297,818.20, 446,727.30 and 247,079.80

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Solution

The fourth proportional to 297,818.20, 446,727.30 and 247,079.80 is: 370,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,818.20 : 446,727.30 = 247,079.80 : x
  2. Step 2: Convert to fraction form
    297,818.20/446,727.30 = 247,079.80/x
  3. Step 3: Cross multiply
    297,818.20x = 446,727.30 × 247,079.80
  4. Step 4: Simplify right side
    297,818.20x = 110,377,291,938.54
  5. Step 5: Solve for x
    x = 110,377,291,938.54/297,818.20
  6. Step 6: Final answer
    x = 370,619.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.