Home / 400,968.10-601,614.15-176,371.30

Finding the Fourth Proportional to 400,968.10, 601,614.15 and 176,371.30

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Solution

The fourth proportional to 400,968.10, 601,614.15 and 176,371.30 is: 264,628.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,968.10 : 601,614.15 = 176,371.30 : x
  2. Step 2: Convert to fraction form
    400,968.10/601,614.15 = 176,371.30/x
  3. Step 3: Cross multiply
    400,968.10x = 601,614.15 × 176,371.30
  4. Step 4: Simplify right side
    400,968.10x = 106,107,469,733.90
  5. Step 5: Solve for x
    x = 106,107,469,733.90/400,968.10
  6. Step 6: Final answer
    x = 264,628.21

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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.