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Finding the Third Proportional to 18,284,319 and 38,081,981.25

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Solution

The third proportional to 18,284,319 and 38,081,981.25 is: 79,315,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284,319 : 38,081,981.25 = 38,081,981.25 : x
  2. Step 2: Convert to fraction form
    18,284,319/38,081,981.25 = 38,081,981.25/x
  3. Step 3: Cross multiply
    18,284,319x = 38,081,981.25 × 38,081,981.25
  4. Step 4: Simplify right side
    18,284,319x = 1,450,237,295,925,351.50
  5. Step 5: Solve for x
    x = 1,450,237,295,925,351.50/18,284,319
  6. Step 6: Final answer
    x = 79,315,904.30

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.