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Finding the Third Proportional to 3,196,820.25 and 4,875,021

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Solution

The third proportional to 3,196,820.25 and 4,875,021 is: 7,434,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,820.25 : 4,875,021 = 4,875,021 : x
  2. Step 2: Convert to fraction form
    3,196,820.25/4,875,021 = 4,875,021/x
  3. Step 3: Cross multiply
    3,196,820.25x = 4,875,021 × 4,875,021
  4. Step 4: Simplify right side
    3,196,820.25x = 23,765,829,750,441
  5. Step 5: Solve for x
    x = 23,765,829,750,441/3,196,820.25
  6. Step 6: Final answer
    x = 7,434,208.96

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.