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Finding the Fourth Proportional to 701,071.25, 966,344.90 and 547,843.14

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Solution

The fourth proportional to 701,071.25, 966,344.90 and 547,843.14 is: 755,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,071.25 : 966,344.90 = 547,843.14 : x
  2. Step 2: Convert to fraction form
    701,071.25/966,344.90 = 547,843.14/x
  3. Step 3: Cross multiply
    701,071.25x = 966,344.90 × 547,843.14
  4. Step 4: Simplify right side
    701,071.25x = 529,405,421,599.77
  5. Step 5: Solve for x
    x = 529,405,421,599.77/701,071.25
  6. Step 6: Final answer
    x = 755,137.83

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Why These Related Problems?

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