Home / 443,880.25-612,579.29-252,857.05

Finding the Fourth Proportional to 443,880.25, 612,579.29 and 252,857.05

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Solution

The fourth proportional to 443,880.25, 612,579.29 and 252,857.05 is: 348,956.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,880.25 : 612,579.29 = 252,857.05 : x
  2. Step 2: Convert to fraction form
    443,880.25/612,579.29 = 252,857.05/x
  3. Step 3: Cross multiply
    443,880.25x = 612,579.29 × 252,857.05
  4. Step 4: Simplify right side
    443,880.25x = 154,894,990,896.21
  5. Step 5: Solve for x
    x = 154,894,990,896.21/443,880.25
  6. Step 6: Final answer
    x = 348,956.71

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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.