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Finding the Third Proportional to 1,634,930.16 and 3,818,719.69

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Solution

The third proportional to 1,634,930.16 and 3,818,719.69 is: 8,919,414.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,930.16 : 3,818,719.69 = 3,818,719.69 : x
  2. Step 2: Convert to fraction form
    1,634,930.16/3,818,719.69 = 3,818,719.69/x
  3. Step 3: Cross multiply
    1,634,930.16x = 3,818,719.69 × 3,818,719.69
  4. Step 4: Simplify right side
    1,634,930.16x = 14,582,620,051,700.10
  5. Step 5: Solve for x
    x = 14,582,620,051,700.10/1,634,930.16
  6. Step 6: Final answer
    x = 8,919,414.69

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.