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Finding the Third Proportional to 1,234,659 and 2,603,818.50

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Solution

The third proportional to 1,234,659 and 2,603,818.50 is: 5,491,290.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,659 : 2,603,818.50 = 2,603,818.50 : x
  2. Step 2: Convert to fraction form
    1,234,659/2,603,818.50 = 2,603,818.50/x
  3. Step 3: Cross multiply
    1,234,659x = 2,603,818.50 × 2,603,818.50
  4. Step 4: Simplify right side
    1,234,659x = 6,779,870,780,942.25
  5. Step 5: Solve for x
    x = 6,779,870,780,942.25/1,234,659
  6. Step 6: Final answer
    x = 5,491,290.13

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.