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Finding the Third Proportional to 407,292 and 894,900

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Solution

The third proportional to 407,292 and 894,900 is: 1,966,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,292 : 894,900 = 894,900 : x
  2. Step 2: Convert to fraction form
    407,292/894,900 = 894,900/x
  3. Step 3: Cross multiply
    407,292x = 894,900 × 894,900
  4. Step 4: Simplify right side
    407,292x = 800,846,010,000
  5. Step 5: Solve for x
    x = 800,846,010,000/407,292
  6. Step 6: Final answer
    x = 1,966,269.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.