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Finding the Third Proportional to 703,977.75 and 1,090,554

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Solution

The third proportional to 703,977.75 and 1,090,554 is: 1,689,411.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,977.75 : 1,090,554 = 1,090,554 : x
  2. Step 2: Convert to fraction form
    703,977.75/1,090,554 = 1,090,554/x
  3. Step 3: Cross multiply
    703,977.75x = 1,090,554 × 1,090,554
  4. Step 4: Simplify right side
    703,977.75x = 1,189,308,026,916
  5. Step 5: Solve for x
    x = 1,189,308,026,916/703,977.75
  6. Step 6: Final answer
    x = 1,689,411.39

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.