Home / 326,960.68-451,208.10-183,721

Finding the Fourth Proportional to 326,960.68, 451,208.10 and 183,721

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Solution

The fourth proportional to 326,960.68, 451,208.10 and 183,721 is: 253,536.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,960.68 : 451,208.10 = 183,721 : x
  2. Step 2: Convert to fraction form
    326,960.68/451,208.10 = 183,721/x
  3. Step 3: Cross multiply
    326,960.68x = 451,208.10 × 183,721
  4. Step 4: Simplify right side
    326,960.68x = 82,896,403,340.10
  5. Step 5: Solve for x
    x = 82,896,403,340.10/326,960.68
  6. Step 6: Final answer
    x = 253,536.31

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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.