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Finding the Third Proportional to 725,209.50 and 1,570,947

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Solution

The third proportional to 725,209.50 and 1,570,947 is: 3,402,981.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,209.50 : 1,570,947 = 1,570,947 : x
  2. Step 2: Convert to fraction form
    725,209.50/1,570,947 = 1,570,947/x
  3. Step 3: Cross multiply
    725,209.50x = 1,570,947 × 1,570,947
  4. Step 4: Simplify right side
    725,209.50x = 2,467,874,476,809
  5. Step 5: Solve for x
    x = 2,467,874,476,809/725,209.50
  6. Step 6: Final answer
    x = 3,402,981.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.