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Finding the Fourth Proportional to 324,781.58, 448,199.15 and 181,541.51

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Solution

The fourth proportional to 324,781.58, 448,199.15 and 181,541.51 is: 250,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,781.58 : 448,199.15 = 181,541.51 : x
  2. Step 2: Convert to fraction form
    324,781.58/448,199.15 = 181,541.51/x
  3. Step 3: Cross multiply
    324,781.58x = 448,199.15 × 181,541.51
  4. Step 4: Simplify right side
    324,781.58x = 81,366,747,323.01
  5. Step 5: Solve for x
    x = 81,366,747,323.01/324,781.58
  6. Step 6: Final answer
    x = 250,527.60

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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.