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Finding the Third Proportional to 877,774 and 1,879,965

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Solution

The third proportional to 877,774 and 1,879,965 is: 4,026,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,774 : 1,879,965 = 1,879,965 : x
  2. Step 2: Convert to fraction form
    877,774/1,879,965 = 1,879,965/x
  3. Step 3: Cross multiply
    877,774x = 1,879,965 × 1,879,965
  4. Step 4: Simplify right side
    877,774x = 3,534,268,401,225
  5. Step 5: Solve for x
    x = 3,534,268,401,225/877,774
  6. Step 6: Final answer
    x = 4,026,399.05

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.