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Finding the Third Proportional to 673,427 and 1,453,680

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Solution

The third proportional to 673,427 and 1,453,680 is: 3,137,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,427 : 1,453,680 = 1,453,680 : x
  2. Step 2: Convert to fraction form
    673,427/1,453,680 = 1,453,680/x
  3. Step 3: Cross multiply
    673,427x = 1,453,680 × 1,453,680
  4. Step 4: Simplify right side
    673,427x = 2,113,185,542,400
  5. Step 5: Solve for x
    x = 2,113,185,542,400/673,427
  6. Step 6: Final answer
    x = 3,137,957.85

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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.