Home / 296,983.82-409,861.34-167,949.47

Finding the Fourth Proportional to 296,983.82, 409,861.34 and 167,949.47

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Solution

The fourth proportional to 296,983.82, 409,861.34 and 167,949.47 is: 231,783.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,983.82 : 409,861.34 = 167,949.47 : x
  2. Step 2: Convert to fraction form
    296,983.82/409,861.34 = 167,949.47/x
  3. Step 3: Cross multiply
    296,983.82x = 409,861.34 × 167,949.47
  4. Step 4: Simplify right side
    296,983.82x = 68,835,991,937.44
  5. Step 5: Solve for x
    x = 68,835,991,937.44/296,983.82
  6. Step 6: Final answer
    x = 231,783.65

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1.5x scale

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.