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Finding the Third Proportional to 8,476,047 and 18,564,457.50

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Solution

The third proportional to 8,476,047 and 18,564,457.50 is: 40,660,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476,047 : 18,564,457.50 = 18,564,457.50 : x
  2. Step 2: Convert to fraction form
    8,476,047/18,564,457.50 = 18,564,457.50/x
  3. Step 3: Cross multiply
    8,476,047x = 18,564,457.50 × 18,564,457.50
  4. Step 4: Simplify right side
    8,476,047x = 344,639,082,269,306.25
  5. Step 5: Solve for x
    x = 344,639,082,269,306.25/8,476,047
  6. Step 6: Final answer
    x = 40,660,355.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.