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Finding the Third Proportional to 368,579.50 and 803,855

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Solution

The third proportional to 368,579.50 and 803,855 is: 1,753,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,579.50 : 803,855 = 803,855 : x
  2. Step 2: Convert to fraction form
    368,579.50/803,855 = 803,855/x
  3. Step 3: Cross multiply
    368,579.50x = 803,855 × 803,855
  4. Step 4: Simplify right side
    368,579.50x = 646,182,861,025
  5. Step 5: Solve for x
    x = 646,182,861,025/368,579.50
  6. Step 6: Final answer
    x = 1,753,170.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.