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Finding the Fourth Proportional to 296,679.66, 409,453.83 and 167,623.58

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Solution

The fourth proportional to 296,679.66, 409,453.83 and 167,623.58 is: 231,340.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,679.66 : 409,453.83 = 167,623.58 : x
  2. Step 2: Convert to fraction form
    296,679.66/409,453.83 = 167,623.58/x
  3. Step 3: Cross multiply
    296,679.66x = 409,453.83 × 167,623.58
  4. Step 4: Simplify right side
    296,679.66x = 68,634,114,782.04
  5. Step 5: Solve for x
    x = 68,634,114,782.04/296,679.66
  6. Step 6: Final answer
    x = 231,340.82

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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.