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Finding the Third Proportional to 3,925,952 and 8,626,879.50

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Solution

The third proportional to 3,925,952 and 8,626,879.50 is: 18,956,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,952 : 8,626,879.50 = 8,626,879.50 : x
  2. Step 2: Convert to fraction form
    3,925,952/8,626,879.50 = 8,626,879.50/x
  3. Step 3: Cross multiply
    3,925,952x = 8,626,879.50 × 8,626,879.50
  4. Step 4: Simplify right side
    3,925,952x = 74,423,049,907,520.25
  5. Step 5: Solve for x
    x = 74,423,049,907,520.25/3,925,952
  6. Step 6: Final answer
    x = 18,956,688.70

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.