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Finding the Third Proportional to 3,785,404.50 and 8,255,985.75

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Solution

The third proportional to 3,785,404.50 and 8,255,985.75 is: 18,006,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,404.50 : 8,255,985.75 = 8,255,985.75 : x
  2. Step 2: Convert to fraction form
    3,785,404.50/8,255,985.75 = 8,255,985.75/x
  3. Step 3: Cross multiply
    3,785,404.50x = 8,255,985.75 × 8,255,985.75
  4. Step 4: Simplify right side
    3,785,404.50x = 68,161,300,704,203.06
  5. Step 5: Solve for x
    x = 68,161,300,704,203.06/3,785,404.50
  6. Step 6: Final answer
    x = 18,006,345.35

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.