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Finding the Third Proportional to 2,888,445 and 4,038,021

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Solution

The third proportional to 2,888,445 and 4,038,021 is: 5,645,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,445 : 4,038,021 = 4,038,021 : x
  2. Step 2: Convert to fraction form
    2,888,445/4,038,021 = 4,038,021/x
  3. Step 3: Cross multiply
    2,888,445x = 4,038,021 × 4,038,021
  4. Step 4: Simplify right side
    2,888,445x = 16,305,613,596,441
  5. Step 5: Solve for x
    x = 16,305,613,596,441/2,888,445
  6. Step 6: Final answer
    x = 5,645,118.25

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.