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Finding the Third Proportional to 621,078 and 934,727

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Solution

The third proportional to 621,078 and 934,727 is: 1,406,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,078 : 934,727 = 934,727 : x
  2. Step 2: Convert to fraction form
    621,078/934,727 = 934,727/x
  3. Step 3: Cross multiply
    621,078x = 934,727 × 934,727
  4. Step 4: Simplify right side
    621,078x = 873,714,564,529
  5. Step 5: Solve for x
    x = 873,714,564,529/621,078
  6. Step 6: Final answer
    x = 1,406,771.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.