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Finding the Third Proportional to 4,644,399 and 7,173,681

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Solution

The third proportional to 4,644,399 and 7,173,681 is: 11,080,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644,399 : 7,173,681 = 7,173,681 : x
  2. Step 2: Convert to fraction form
    4,644,399/7,173,681 = 7,173,681/x
  3. Step 3: Cross multiply
    4,644,399x = 7,173,681 × 7,173,681
  4. Step 4: Simplify right side
    4,644,399x = 51,461,699,089,761
  5. Step 5: Solve for x
    x = 51,461,699,089,761/4,644,399
  6. Step 6: Final answer
    x = 11,080,378.56

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.