Home / 307,488.24-424,333.08-173,351.28

Finding the Fourth Proportional to 307,488.24, 424,333.08 and 173,351.28

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Solution

The fourth proportional to 307,488.24, 424,333.08 and 173,351.28 is: 239,224.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,488.24 : 424,333.08 = 173,351.28 : x
  2. Step 2: Convert to fraction form
    307,488.24/424,333.08 = 173,351.28/x
  3. Step 3: Cross multiply
    307,488.24x = 424,333.08 × 173,351.28
  4. Step 4: Simplify right side
    307,488.24x = 73,558,682,564.34
  5. Step 5: Solve for x
    x = 73,558,682,564.34/307,488.24
  6. Step 6: Final answer
    x = 239,224.38

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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.