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Finding the Third Proportional to 717,187 and 1,545,025

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Solution

The third proportional to 717,187 and 1,545,025 is: 3,328,423.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,187 : 1,545,025 = 1,545,025 : x
  2. Step 2: Convert to fraction form
    717,187/1,545,025 = 1,545,025/x
  3. Step 3: Cross multiply
    717,187x = 1,545,025 × 1,545,025
  4. Step 4: Simplify right side
    717,187x = 2,387,102,250,625
  5. Step 5: Solve for x
    x = 2,387,102,250,625/717,187
  6. Step 6: Final answer
    x = 3,328,423.76

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.