Home / 327,749.87-491,673.20-167,916.22

Finding the Fourth Proportional to 327,749.87, 491,673.20 and 167,916.22

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Solution

The fourth proportional to 327,749.87, 491,673.20 and 167,916.22 is: 251,899.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,749.87 : 491,673.20 = 167,916.22 : x
  2. Step 2: Convert to fraction form
    327,749.87/491,673.20 = 167,916.22/x
  3. Step 3: Cross multiply
    327,749.87x = 491,673.20 × 167,916.22
  4. Step 4: Simplify right side
    327,749.87x = 82,559,905,219.30
  5. Step 5: Solve for x
    x = 82,559,905,219.30/327,749.87
  6. Step 6: Final answer
    x = 251,899.12

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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.