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Finding the Third Proportional to 2,188,595.75 and 3,496,328.75

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Solution

The third proportional to 2,188,595.75 and 3,496,328.75 is: 5,585,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,595.75 : 3,496,328.75 = 3,496,328.75 : x
  2. Step 2: Convert to fraction form
    2,188,595.75/3,496,328.75 = 3,496,328.75/x
  3. Step 3: Cross multiply
    2,188,595.75x = 3,496,328.75 × 3,496,328.75
  4. Step 4: Simplify right side
    2,188,595.75x = 12,224,314,728,076.56
  5. Step 5: Solve for x
    x = 12,224,314,728,076.56/2,188,595.75
  6. Step 6: Final answer
    x = 5,585,460.32

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.