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Finding the Third Proportional to 212,125.50 and 446,065.50

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Solution

The third proportional to 212,125.50 and 446,065.50 is: 938,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,125.50 : 446,065.50 = 446,065.50 : x
  2. Step 2: Convert to fraction form
    212,125.50/446,065.50 = 446,065.50/x
  3. Step 3: Cross multiply
    212,125.50x = 446,065.50 × 446,065.50
  4. Step 4: Simplify right side
    212,125.50x = 198,974,430,290.25
  5. Step 5: Solve for x
    x = 198,974,430,290.25/212,125.50
  6. Step 6: Final answer
    x = 938,003.35

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.