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Finding the Third Proportional to 829,132.50 and 1,243,455

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Solution

The third proportional to 829,132.50 and 1,243,455 is: 1,864,816.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,132.50 : 1,243,455 = 1,243,455 : x
  2. Step 2: Convert to fraction form
    829,132.50/1,243,455 = 1,243,455/x
  3. Step 3: Cross multiply
    829,132.50x = 1,243,455 × 1,243,455
  4. Step 4: Simplify right side
    829,132.50x = 1,546,180,337,025
  5. Step 5: Solve for x
    x = 1,546,180,337,025/829,132.50
  6. Step 6: Final answer
    x = 1,864,816.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.