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Finding the Third Proportional to 1,842,921 and 2,884,699.75

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Solution

The third proportional to 1,842,921 and 2,884,699.75 is: 4,515,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,921 : 2,884,699.75 = 2,884,699.75 : x
  2. Step 2: Convert to fraction form
    1,842,921/2,884,699.75 = 2,884,699.75/x
  3. Step 3: Cross multiply
    1,842,921x = 2,884,699.75 × 2,884,699.75
  4. Step 4: Simplify right side
    1,842,921x = 8,321,492,647,650.06
  5. Step 5: Solve for x
    x = 8,321,492,647,650.06/1,842,921
  6. Step 6: Final answer
    x = 4,515,382.18

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.