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Finding the Third Proportional to 3,472,555.22 and 7,478,464.22

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Solution

The third proportional to 3,472,555.22 and 7,478,464.22 is: 16,105,554.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472,555.22 : 7,478,464.22 = 7,478,464.22 : x
  2. Step 2: Convert to fraction form
    3,472,555.22/7,478,464.22 = 7,478,464.22/x
  3. Step 3: Cross multiply
    3,472,555.22x = 7,478,464.22 × 7,478,464.22
  4. Step 4: Simplify right side
    3,472,555.22x = 55,927,427,071,124.05
  5. Step 5: Solve for x
    x = 55,927,427,071,124.05/3,472,555.22
  6. Step 6: Final answer
    x = 16,105,554.43

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.