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Finding the Third Proportional to 872,724 and 1,824,888

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Solution

The third proportional to 872,724 and 1,824,888 is: 3,815,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,724 : 1,824,888 = 1,824,888 : x
  2. Step 2: Convert to fraction form
    872,724/1,824,888 = 1,824,888/x
  3. Step 3: Cross multiply
    872,724x = 1,824,888 × 1,824,888
  4. Step 4: Simplify right side
    872,724x = 3,330,216,212,544
  5. Step 5: Solve for x
    x = 3,330,216,212,544/872,724
  6. Step 6: Final answer
    x = 3,815,887.05

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.