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Finding the Third Proportional to 875,454 and 1,251,891

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Solution

The third proportional to 875,454 and 1,251,891 is: 1,790,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,454 : 1,251,891 = 1,251,891 : x
  2. Step 2: Convert to fraction form
    875,454/1,251,891 = 1,251,891/x
  3. Step 3: Cross multiply
    875,454x = 1,251,891 × 1,251,891
  4. Step 4: Simplify right side
    875,454x = 1,567,231,075,881
  5. Step 5: Solve for x
    x = 1,567,231,075,881/875,454
  6. Step 6: Final answer
    x = 1,790,192.38

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.