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Finding the Third Proportional to 7,209,063.75 and 9,630,072.75

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Solution

The third proportional to 7,209,063.75 and 9,630,072.75 is: 12,864,125.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,063.75 : 9,630,072.75 = 9,630,072.75 : x
  2. Step 2: Convert to fraction form
    7,209,063.75/9,630,072.75 = 9,630,072.75/x
  3. Step 3: Cross multiply
    7,209,063.75x = 9,630,072.75 × 9,630,072.75
  4. Step 4: Simplify right side
    7,209,063.75x = 92,738,301,170,292.56
  5. Step 5: Solve for x
    x = 92,738,301,170,292.56/7,209,063.75
  6. Step 6: Final answer
    x = 12,864,125.55

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.