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Finding the Third Proportional to 636,153 and 1,371,943.50

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Solution

The third proportional to 636,153 and 1,371,943.50 is: 2,958,767.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,153 : 1,371,943.50 = 1,371,943.50 : x
  2. Step 2: Convert to fraction form
    636,153/1,371,943.50 = 1,371,943.50/x
  3. Step 3: Cross multiply
    636,153x = 1,371,943.50 × 1,371,943.50
  4. Step 4: Simplify right side
    636,153x = 1,882,228,967,192.25
  5. Step 5: Solve for x
    x = 1,882,228,967,192.25/636,153
  6. Step 6: Final answer
    x = 2,958,767.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.