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Finding the Third Proportional to 17,712,562.50 and 28,923,016.50

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Solution

The third proportional to 17,712,562.50 and 28,923,016.50 is: 47,228,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712,562.50 : 28,923,016.50 = 28,923,016.50 : x
  2. Step 2: Convert to fraction form
    17,712,562.50/28,923,016.50 = 28,923,016.50/x
  3. Step 3: Cross multiply
    17,712,562.50x = 28,923,016.50 × 28,923,016.50
  4. Step 4: Simplify right side
    17,712,562.50x = 836,540,883,459,272.25
  5. Step 5: Solve for x
    x = 836,540,883,459,272.25/17,712,562.50
  6. Step 6: Final answer
    x = 47,228,676.45

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.