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Finding the Third Proportional to 1,997,460 and 3,089,410.88

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Solution

The third proportional to 1,997,460 and 3,089,410.88 is: 4,778,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,460 : 3,089,410.88 = 3,089,410.88 : x
  2. Step 2: Convert to fraction form
    1,997,460/3,089,410.88 = 3,089,410.88/x
  3. Step 3: Cross multiply
    1,997,460x = 3,089,410.88 × 3,089,410.88
  4. Step 4: Simplify right side
    1,997,460x = 9,544,459,554,568.27
  5. Step 5: Solve for x
    x = 9,544,459,554,568.27/1,997,460
  6. Step 6: Final answer
    x = 4,778,298.22

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.