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Finding the Third Proportional to 417,042 and 893,136

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Solution

The third proportional to 417,042 and 893,136 is: 1,912,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,042 : 893,136 = 893,136 : x
  2. Step 2: Convert to fraction form
    417,042/893,136 = 893,136/x
  3. Step 3: Cross multiply
    417,042x = 893,136 × 893,136
  4. Step 4: Simplify right side
    417,042x = 797,691,914,496
  5. Step 5: Solve for x
    x = 797,691,914,496/417,042
  6. Step 6: Final answer
    x = 1,912,737.60

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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.