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Finding the Third Proportional to 875,957 and 1,888,642

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Solution

The third proportional to 875,957 and 1,888,642 is: 4,072,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,957 : 1,888,642 = 1,888,642 : x
  2. Step 2: Convert to fraction form
    875,957/1,888,642 = 1,888,642/x
  3. Step 3: Cross multiply
    875,957x = 1,888,642 × 1,888,642
  4. Step 4: Simplify right side
    875,957x = 3,566,968,604,164
  5. Step 5: Solve for x
    x = 3,566,968,604,164/875,957
  6. Step 6: Final answer
    x = 4,072,081.85

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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.