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Finding the Third Proportional to 482,487 and 709,695

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Solution

The third proportional to 482,487 and 709,695 is: 1,043,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,487 : 709,695 = 709,695 : x
  2. Step 2: Convert to fraction form
    482,487/709,695 = 709,695/x
  3. Step 3: Cross multiply
    482,487x = 709,695 × 709,695
  4. Step 4: Simplify right side
    482,487x = 503,666,993,025
  5. Step 5: Solve for x
    x = 503,666,993,025/482,487
  6. Step 6: Final answer
    x = 1,043,897.54

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.