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Finding the Third Proportional to 3,785,220 and 5,676,437

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Solution

The third proportional to 3,785,220 and 5,676,437 is: 8,512,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,220 : 5,676,437 = 5,676,437 : x
  2. Step 2: Convert to fraction form
    3,785,220/5,676,437 = 5,676,437/x
  3. Step 3: Cross multiply
    3,785,220x = 5,676,437 × 5,676,437
  4. Step 4: Simplify right side
    3,785,220x = 32,221,937,014,969
  5. Step 5: Solve for x
    x = 32,221,937,014,969/3,785,220
  6. Step 6: Final answer
    x = 8,512,566.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.