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Finding the Third Proportional to 41,380,879.50 and 87,805,345.50

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Solution

The third proportional to 41,380,879.50 and 87,805,345.50 is: 186,312,586.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,380,879.50 : 87,805,345.50 = 87,805,345.50 : x
  2. Step 2: Convert to fraction form
    41,380,879.50/87,805,345.50 = 87,805,345.50/x
  3. Step 3: Cross multiply
    41,380,879.50x = 87,805,345.50 × 87,805,345.50
  4. Step 4: Simplify right side
    41,380,879.50x = 7,709,778,698,374,370
  5. Step 5: Solve for x
    x = 7,709,778,698,374,370/41,380,879.50
  6. Step 6: Final answer
    x = 186,312,586.67

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.