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Finding the Third Proportional to 4,089,300.19 and 8,312,680.69

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Solution

The third proportional to 4,089,300.19 and 8,312,680.69 is: 16,897,918.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089,300.19 : 8,312,680.69 = 8,312,680.69 : x
  2. Step 2: Convert to fraction form
    4,089,300.19/8,312,680.69 = 8,312,680.69/x
  3. Step 3: Cross multiply
    4,089,300.19x = 8,312,680.69 × 8,312,680.69
  4. Step 4: Simplify right side
    4,089,300.19x = 69,100,660,212,335.47
  5. Step 5: Solve for x
    x = 69,100,660,212,335.47/4,089,300.19
  6. Step 6: Final answer
    x = 16,897,918.24

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.