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Finding the Fourth Proportional to 230,992, 346,488 and 55,888

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Solution

The fourth proportional to 230,992, 346,488 and 55,888 is: 83,832

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,992 : 346,488 = 55,888 : x
  2. Step 2: Convert to fraction form
    230,992/346,488 = 55,888/x
  3. Step 3: Cross multiply
    230,992x = 346,488 × 55,888
  4. Step 4: Simplify right side
    230,992x = 19,364,521,344
  5. Step 5: Solve for x
    x = 19,364,521,344/230,992
  6. Step 6: Final answer
    x = 83,832

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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.