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Finding the Third Proportional to 9,168,480 and 19,089,828

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Solution

The third proportional to 9,168,480 and 19,089,828 is: 39,747,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,480 : 19,089,828 = 19,089,828 : x
  2. Step 2: Convert to fraction form
    9,168,480/19,089,828 = 19,089,828/x
  3. Step 3: Cross multiply
    9,168,480x = 19,089,828 × 19,089,828
  4. Step 4: Simplify right side
    9,168,480x = 364,421,533,069,584
  5. Step 5: Solve for x
    x = 364,421,533,069,584/9,168,480
  6. Step 6: Final answer
    x = 39,747,213.61

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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.