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Finding the Third Proportional to 873,228 and 1,388,574

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Solution

The third proportional to 873,228 and 1,388,574 is: 2,208,057.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,228 : 1,388,574 = 1,388,574 : x
  2. Step 2: Convert to fraction form
    873,228/1,388,574 = 1,388,574/x
  3. Step 3: Cross multiply
    873,228x = 1,388,574 × 1,388,574
  4. Step 4: Simplify right side
    873,228x = 1,928,137,753,476
  5. Step 5: Solve for x
    x = 1,928,137,753,476/873,228
  6. Step 6: Final answer
    x = 2,208,057.64

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.