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Finding the Fourth Proportional to 464,888.45, 697,601.92 and 194,992.60

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Solution

The fourth proportional to 464,888.45, 697,601.92 and 194,992.60 is: 292,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,888.45 : 697,601.92 = 194,992.60 : x
  2. Step 2: Convert to fraction form
    464,888.45/697,601.92 = 194,992.60/x
  3. Step 3: Cross multiply
    464,888.45x = 697,601.92 × 194,992.60
  4. Step 4: Simplify right side
    464,888.45x = 136,027,212,145.79
  5. Step 5: Solve for x
    x = 136,027,212,145.79/464,888.45
  6. Step 6: Final answer
    x = 292,601.83

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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.