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Finding the Fourth Proportional to 324,851.95, 448,296.69 and 181,612

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Solution

The fourth proportional to 324,851.95, 448,296.69 and 181,612 is: 250,625.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,851.95 : 448,296.69 = 181,612 : x
  2. Step 2: Convert to fraction form
    324,851.95/448,296.69 = 181,612/x
  3. Step 3: Cross multiply
    324,851.95x = 448,296.69 × 181,612
  4. Step 4: Simplify right side
    324,851.95x = 81,416,058,464.28
  5. Step 5: Solve for x
    x = 81,416,058,464.28/324,851.95
  6. Step 6: Final answer
    x = 250,625.12

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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.