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Finding the Third Proportional to 3,212,943 and 4,283,446.50

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Solution

The third proportional to 3,212,943 and 4,283,446.50 is: 5,710,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,943 : 4,283,446.50 = 4,283,446.50 : x
  2. Step 2: Convert to fraction form
    3,212,943/4,283,446.50 = 4,283,446.50/x
  3. Step 3: Cross multiply
    3,212,943x = 4,283,446.50 × 4,283,446.50
  4. Step 4: Simplify right side
    3,212,943x = 18,347,913,918,362.25
  5. Step 5: Solve for x
    x = 18,347,913,918,362.25/3,212,943
  6. Step 6: Final answer
    x = 5,710,625.40

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.