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Finding the Third Proportional to 985,453 and 2,124,725

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Solution

The third proportional to 985,453 and 2,124,725 is: 4,581,097.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,453 : 2,124,725 = 2,124,725 : x
  2. Step 2: Convert to fraction form
    985,453/2,124,725 = 2,124,725/x
  3. Step 3: Cross multiply
    985,453x = 2,124,725 × 2,124,725
  4. Step 4: Simplify right side
    985,453x = 4,514,456,325,625
  5. Step 5: Solve for x
    x = 4,514,456,325,625/985,453
  6. Step 6: Final answer
    x = 4,581,097.55

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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.