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Finding the Fourth Proportional to 468,271.56, 701,794.92 and 187,985.64

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Solution

The fourth proportional to 468,271.56, 701,794.92 and 187,985.64 is: 281,732.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,271.56 : 701,794.92 = 187,985.64 : x
  2. Step 2: Convert to fraction form
    468,271.56/701,794.92 = 187,985.64/x
  3. Step 3: Cross multiply
    468,271.56x = 701,794.92 × 187,985.64
  4. Step 4: Simplify right side
    468,271.56x = 131,927,367,184.95
  5. Step 5: Solve for x
    x = 131,927,367,184.95/468,271.56
  6. Step 6: Final answer
    x = 281,732.61

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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.