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Finding the Third Proportional to 4,141,528.50 and 8,483,815.50

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Solution

The third proportional to 4,141,528.50 and 8,483,815.50 is: 17,378,879.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141,528.50 : 8,483,815.50 = 8,483,815.50 : x
  2. Step 2: Convert to fraction form
    4,141,528.50/8,483,815.50 = 8,483,815.50/x
  3. Step 3: Cross multiply
    4,141,528.50x = 8,483,815.50 × 8,483,815.50
  4. Step 4: Simplify right side
    4,141,528.50x = 71,975,125,438,040.25
  5. Step 5: Solve for x
    x = 71,975,125,438,040.25/4,141,528.50
  6. Step 6: Final answer
    x = 17,378,879.67

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.