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Finding the Third Proportional to 11,821,400 and 25,528,904

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Solution

The third proportional to 11,821,400 and 25,528,904 is: 55,130,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,400 : 25,528,904 = 25,528,904 : x
  2. Step 2: Convert to fraction form
    11,821,400/25,528,904 = 25,528,904/x
  3. Step 3: Cross multiply
    11,821,400x = 25,528,904 × 25,528,904
  4. Step 4: Simplify right side
    11,821,400x = 651,724,939,441,216
  5. Step 5: Solve for x
    x = 651,724,939,441,216/11,821,400
  6. Step 6: Final answer
    x = 55,130,943.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.