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Finding the Third Proportional to 1,388,329.50 and 2,097,288

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Solution

The third proportional to 1,388,329.50 and 2,097,288 is: 3,168,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,329.50 : 2,097,288 = 2,097,288 : x
  2. Step 2: Convert to fraction form
    1,388,329.50/2,097,288 = 2,097,288/x
  3. Step 3: Cross multiply
    1,388,329.50x = 2,097,288 × 2,097,288
  4. Step 4: Simplify right side
    1,388,329.50x = 4,398,616,954,944
  5. Step 5: Solve for x
    x = 4,398,616,954,944/1,388,329.50
  6. Step 6: Final answer
    x = 3,168,280.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.