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Finding the Fourth Proportional to 739,597.70, 1,108,730.43 and 265,950

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Solution

The fourth proportional to 739,597.70, 1,108,730.43 and 265,950 is: 398,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,597.70 : 1,108,730.43 = 265,950 : x
  2. Step 2: Convert to fraction form
    739,597.70/1,108,730.43 = 265,950/x
  3. Step 3: Cross multiply
    739,597.70x = 1,108,730.43 × 265,950
  4. Step 4: Simplify right side
    739,597.70x = 294,866,857,858.50
  5. Step 5: Solve for x
    x = 294,866,857,858.50/739,597.70
  6. Step 6: Final answer
    x = 398,685.47

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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.