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Finding the Third Proportional to 8,845,299.56 and 18,920,249.16

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Solution

The third proportional to 8,845,299.56 and 18,920,249.16 is: 40,470,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845,299.56 : 18,920,249.16 = 18,920,249.16 : x
  2. Step 2: Convert to fraction form
    8,845,299.56/18,920,249.16 = 18,920,249.16/x
  3. Step 3: Cross multiply
    8,845,299.56x = 18,920,249.16 × 18,920,249.16
  4. Step 4: Simplify right side
    8,845,299.56x = 357,975,828,134,578.81
  5. Step 5: Solve for x
    x = 357,975,828,134,578.81/8,845,299.56
  6. Step 6: Final answer
    x = 40,470,741.05

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.