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Finding the Fourth Proportional to 4,489,402.56, 6,734,103.84 and 1,648,285.44

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Solution

The fourth proportional to 4,489,402.56, 6,734,103.84 and 1,648,285.44 is: 2,472,428.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489,402.56 : 6,734,103.84 = 1,648,285.44 : x
  2. Step 2: Convert to fraction form
    4,489,402.56/6,734,103.84 = 1,648,285.44/x
  3. Step 3: Cross multiply
    4,489,402.56x = 6,734,103.84 × 1,648,285.44
  4. Step 4: Simplify right side
    4,489,402.56x = 11,099,725,310,920.09
  5. Step 5: Solve for x
    x = 11,099,725,310,920.09/4,489,402.56
  6. Step 6: Final answer
    x = 2,472,428.16

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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.