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Finding the Third Proportional to 3,842,860.50 and 8,316,873

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Solution

The third proportional to 3,842,860.50 and 8,316,873 is: 17,999,710.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,860.50 : 8,316,873 = 8,316,873 : x
  2. Step 2: Convert to fraction form
    3,842,860.50/8,316,873 = 8,316,873/x
  3. Step 3: Cross multiply
    3,842,860.50x = 8,316,873 × 8,316,873
  4. Step 4: Simplify right side
    3,842,860.50x = 69,170,376,498,129
  5. Step 5: Solve for x
    x = 69,170,376,498,129/3,842,860.50
  6. Step 6: Final answer
    x = 17,999,710.50

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.