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Finding the Third Proportional to 2,600,385.50 and 4,042,209

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Solution

The third proportional to 2,600,385.50 and 4,042,209 is: 6,283,473.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,385.50 : 4,042,209 = 4,042,209 : x
  2. Step 2: Convert to fraction form
    2,600,385.50/4,042,209 = 4,042,209/x
  3. Step 3: Cross multiply
    2,600,385.50x = 4,042,209 × 4,042,209
  4. Step 4: Simplify right side
    2,600,385.50x = 16,339,453,599,681
  5. Step 5: Solve for x
    x = 16,339,453,599,681/2,600,385.50
  6. Step 6: Final answer
    x = 6,283,473.58

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.