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Finding the Third Proportional to 818,290.83 and 1,778,223.94

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Solution

The third proportional to 818,290.83 and 1,778,223.94 is: 3,864,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,290.83 : 1,778,223.94 = 1,778,223.94 : x
  2. Step 2: Convert to fraction form
    818,290.83/1,778,223.94 = 1,778,223.94/x
  3. Step 3: Cross multiply
    818,290.83x = 1,778,223.94 × 1,778,223.94
  4. Step 4: Simplify right side
    818,290.83x = 3,162,080,371,898.00
  5. Step 5: Solve for x
    x = 3,162,080,371,898.00/818,290.83
  6. Step 6: Final answer
    x = 3,864,250.05

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.