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Finding the Fourth Proportional to 296,950.01, 409,791.11 and 160,983.92

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Solution

The fourth proportional to 296,950.01, 409,791.11 and 160,983.92 is: 222,157.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,950.01 : 409,791.11 = 160,983.92 : x
  2. Step 2: Convert to fraction form
    296,950.01/409,791.11 = 160,983.92/x
  3. Step 3: Cross multiply
    296,950.01x = 409,791.11 × 160,983.92
  4. Step 4: Simplify right side
    296,950.01x = 65,969,776,415.08
  5. Step 5: Solve for x
    x = 65,969,776,415.08/296,950.01
  6. Step 6: Final answer
    x = 222,157.86

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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.