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Finding the Third Proportional to 410,411 and 877,592

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Solution

The third proportional to 410,411 and 877,592 is: 1,876,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,411 : 877,592 = 877,592 : x
  2. Step 2: Convert to fraction form
    410,411/877,592 = 877,592/x
  3. Step 3: Cross multiply
    410,411x = 877,592 × 877,592
  4. Step 4: Simplify right side
    410,411x = 770,167,718,464
  5. Step 5: Solve for x
    x = 770,167,718,464/410,411
  6. Step 6: Final answer
    x = 1,876,576.70

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.