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Finding the Third Proportional to 8,564,431.50 and 12,610,086.75

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Solution

The third proportional to 8,564,431.50 and 12,610,086.75 is: 18,566,823.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564,431.50 : 12,610,086.75 = 12,610,086.75 : x
  2. Step 2: Convert to fraction form
    8,564,431.50/12,610,086.75 = 12,610,086.75/x
  3. Step 3: Cross multiply
    8,564,431.50x = 12,610,086.75 × 12,610,086.75
  4. Step 4: Simplify right side
    8,564,431.50x = 159,014,287,842,525.56
  5. Step 5: Solve for x
    x = 159,014,287,842,525.56/8,564,431.50
  6. Step 6: Final answer
    x = 18,566,823.48

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.