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Finding the Third Proportional to 8,923,780.13 and 13,351,840.03

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Solution

The third proportional to 8,923,780.13 and 13,351,840.03 is: 19,977,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923,780.13 : 13,351,840.03 = 13,351,840.03 : x
  2. Step 2: Convert to fraction form
    8,923,780.13/13,351,840.03 = 13,351,840.03/x
  3. Step 3: Cross multiply
    8,923,780.13x = 13,351,840.03 × 13,351,840.03
  4. Step 4: Simplify right side
    8,923,780.13x = 178,271,632,220,090
  5. Step 5: Solve for x
    x = 178,271,632,220,090/8,923,780.13
  6. Step 6: Final answer
    x = 19,977,143.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.