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Finding the Fourth Proportional to 325,053.52, 448,615.40 and 181,821.52

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Solution

The fourth proportional to 325,053.52, 448,615.40 and 181,821.52 is: 250,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,053.52 : 448,615.40 = 181,821.52 : x
  2. Step 2: Convert to fraction form
    325,053.52/448,615.40 = 181,821.52/x
  3. Step 3: Cross multiply
    325,053.52x = 448,615.40 × 181,821.52
  4. Step 4: Simplify right side
    325,053.52x = 81,567,933,923.41
  5. Step 5: Solve for x
    x = 81,567,933,923.41/325,053.52
  6. Step 6: Final answer
    x = 250,936.93

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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.