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Finding the Third Proportional to 8,588,720.50 and 18,171,428

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Solution

The third proportional to 8,588,720.50 and 18,171,428 is: 38,445,865.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,720.50 : 18,171,428 = 18,171,428 : x
  2. Step 2: Convert to fraction form
    8,588,720.50/18,171,428 = 18,171,428/x
  3. Step 3: Cross multiply
    8,588,720.50x = 18,171,428 × 18,171,428
  4. Step 4: Simplify right side
    8,588,720.50x = 330,200,795,559,184
  5. Step 5: Solve for x
    x = 330,200,795,559,184/8,588,720.50
  6. Step 6: Final answer
    x = 38,445,865.78

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.