Home / 273,230.20-409,845.30-197,997.40

Finding the Fourth Proportional to 273,230.20, 409,845.30 and 197,997.40

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Solution

The fourth proportional to 273,230.20, 409,845.30 and 197,997.40 is: 296,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,230.20 : 409,845.30 = 197,997.40 : x
  2. Step 2: Convert to fraction form
    273,230.20/409,845.30 = 197,997.40/x
  3. Step 3: Cross multiply
    273,230.20x = 409,845.30 × 197,997.40
  4. Step 4: Simplify right side
    273,230.20x = 81,148,303,802.22
  5. Step 5: Solve for x
    x = 81,148,303,802.22/273,230.20
  6. Step 6: Final answer
    x = 296,996.10

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1.5x scale

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.