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Finding the Third Proportional to 1,223,357 and 2,878,313

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Solution

The third proportional to 1,223,357 and 2,878,313 is: 6,772,091.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,357 : 2,878,313 = 2,878,313 : x
  2. Step 2: Convert to fraction form
    1,223,357/2,878,313 = 2,878,313/x
  3. Step 3: Cross multiply
    1,223,357x = 2,878,313 × 2,878,313
  4. Step 4: Simplify right side
    1,223,357x = 8,284,685,725,969
  5. Step 5: Solve for x
    x = 8,284,685,725,969/1,223,357
  6. Step 6: Final answer
    x = 6,772,091.65

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.