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Finding the Third Proportional to 715,153.50 and 1,489,113

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Solution

The third proportional to 715,153.50 and 1,489,113 is: 3,100,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,153.50 : 1,489,113 = 1,489,113 : x
  2. Step 2: Convert to fraction form
    715,153.50/1,489,113 = 1,489,113/x
  3. Step 3: Cross multiply
    715,153.50x = 1,489,113 × 1,489,113
  4. Step 4: Simplify right side
    715,153.50x = 2,217,457,526,769
  5. Step 5: Solve for x
    x = 2,217,457,526,769/715,153.50
  6. Step 6: Final answer
    x = 3,100,673.53

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.