Home / 443,935.44-612,797.51-290,983.49

Finding the Fourth Proportional to 443,935.44, 612,797.51 and 290,983.49

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Solution

The fourth proportional to 443,935.44, 612,797.51 and 290,983.49 is: 401,666.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,935.44 : 612,797.51 = 290,983.49 : x
  2. Step 2: Convert to fraction form
    443,935.44/612,797.51 = 290,983.49/x
  3. Step 3: Cross multiply
    443,935.44x = 612,797.51 × 290,983.49
  4. Step 4: Simplify right side
    443,935.44x = 178,313,953,604.21
  5. Step 5: Solve for x
    x = 178,313,953,604.21/443,935.44
  6. Step 6: Final answer
    x = 401,666.41

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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.