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Finding the Fourth Proportional to 484,403.97, 726,610.01 and 168,860.37

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Solution

The fourth proportional to 484,403.97, 726,610.01 and 168,860.37 is: 253,291.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,403.97 : 726,610.01 = 168,860.37 : x
  2. Step 2: Convert to fraction form
    484,403.97/726,610.01 = 168,860.37/x
  3. Step 3: Cross multiply
    484,403.97x = 726,610.01 × 168,860.37
  4. Step 4: Simplify right side
    484,403.97x = 122,695,634,290.00
  5. Step 5: Solve for x
    x = 122,695,634,290.00/484,403.97
  6. Step 6: Final answer
    x = 253,291.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.