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Finding the Third Proportional to 15,780,772 and 33,999,326

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Solution

The third proportional to 15,780,772 and 33,999,326 is: 73,250,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,780,772 : 33,999,326 = 33,999,326 : x
  2. Step 2: Convert to fraction form
    15,780,772/33,999,326 = 33,999,326/x
  3. Step 3: Cross multiply
    15,780,772x = 33,999,326 × 33,999,326
  4. Step 4: Simplify right side
    15,780,772x = 1,155,954,168,454,276
  5. Step 5: Solve for x
    x = 1,155,954,168,454,276/15,780,772
  6. Step 6: Final answer
    x = 73,250,799.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.