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Finding the Third Proportional to 818,938.50 and 1,772,019

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Solution

The third proportional to 818,938.50 and 1,772,019 is: 3,834,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,938.50 : 1,772,019 = 1,772,019 : x
  2. Step 2: Convert to fraction form
    818,938.50/1,772,019 = 1,772,019/x
  3. Step 3: Cross multiply
    818,938.50x = 1,772,019 × 1,772,019
  4. Step 4: Simplify right side
    818,938.50x = 3,140,051,336,361
  5. Step 5: Solve for x
    x = 3,140,051,336,361/818,938.50
  6. Step 6: Final answer
    x = 3,834,294.44

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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.