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Finding the Third Proportional to 3,008,572.50 and 4,660,491

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Solution

The third proportional to 3,008,572.50 and 4,660,491 is: 7,219,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,572.50 : 4,660,491 = 4,660,491 : x
  2. Step 2: Convert to fraction form
    3,008,572.50/4,660,491 = 4,660,491/x
  3. Step 3: Cross multiply
    3,008,572.50x = 4,660,491 × 4,660,491
  4. Step 4: Simplify right side
    3,008,572.50x = 21,720,176,361,081
  5. Step 5: Solve for x
    x = 21,720,176,361,081/3,008,572.50
  6. Step 6: Final answer
    x = 7,219,429.27

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.