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Finding the Fourth Proportional to 737,511.40, 1,106,267.10 and 264,212.20

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Solution

The fourth proportional to 737,511.40, 1,106,267.10 and 264,212.20 is: 396,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,511.40 : 1,106,267.10 = 264,212.20 : x
  2. Step 2: Convert to fraction form
    737,511.40/1,106,267.10 = 264,212.20/x
  3. Step 3: Cross multiply
    737,511.40x = 1,106,267.10 × 264,212.20
  4. Step 4: Simplify right side
    737,511.40x = 292,289,264,278.62
  5. Step 5: Solve for x
    x = 292,289,264,278.62/737,511.40
  6. Step 6: Final answer
    x = 396,318.30

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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.