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Finding the Third Proportional to 770,568.19 and 1,220,103

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Solution

The third proportional to 770,568.19 and 1,220,103 is: 1,931,887.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,568.19 : 1,220,103 = 1,220,103 : x
  2. Step 2: Convert to fraction form
    770,568.19/1,220,103 = 1,220,103/x
  3. Step 3: Cross multiply
    770,568.19x = 1,220,103 × 1,220,103
  4. Step 4: Simplify right side
    770,568.19x = 1,488,651,330,609
  5. Step 5: Solve for x
    x = 1,488,651,330,609/770,568.19
  6. Step 6: Final answer
    x = 1,931,887.87

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.