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Finding the Third Proportional to 4,431,192.33 and 9,618,646.22

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Solution

The third proportional to 4,431,192.33 and 9,618,646.22 is: 20,878,885.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431,192.33 : 9,618,646.22 = 9,618,646.22 : x
  2. Step 2: Convert to fraction form
    4,431,192.33/9,618,646.22 = 9,618,646.22/x
  3. Step 3: Cross multiply
    4,431,192.33x = 9,618,646.22 × 9,618,646.22
  4. Step 4: Simplify right side
    4,431,192.33x = 92,518,355,081,473.67
  5. Step 5: Solve for x
    x = 92,518,355,081,473.67/4,431,192.33
  6. Step 6: Final answer
    x = 20,878,885.01

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.