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Finding the Third Proportional to 875,358 and 1,251,747

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Solution

The third proportional to 875,358 and 1,251,747 is: 1,789,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,358 : 1,251,747 = 1,251,747 : x
  2. Step 2: Convert to fraction form
    875,358/1,251,747 = 1,251,747/x
  3. Step 3: Cross multiply
    875,358x = 1,251,747 × 1,251,747
  4. Step 4: Simplify right side
    875,358x = 1,566,870,552,009
  5. Step 5: Solve for x
    x = 1,566,870,552,009/875,358
  6. Step 6: Final answer
    x = 1,789,976.85

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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.