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Finding the Fourth Proportional to 352,388, 486,699.09 and 232,067.09

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Solution

The fourth proportional to 352,388, 486,699.09 and 232,067.09 is: 320,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,388 : 486,699.09 = 232,067.09 : x
  2. Step 2: Convert to fraction form
    352,388/486,699.09 = 232,067.09/x
  3. Step 3: Cross multiply
    352,388x = 486,699.09 × 232,067.09
  4. Step 4: Simplify right side
    352,388x = 112,946,841,521.95
  5. Step 5: Solve for x
    x = 112,946,841,521.95/352,388
  6. Step 6: Final answer
    x = 320,518.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.