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Finding the Third Proportional to 2,878,861.50 and 6,111,963

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Solution

The third proportional to 2,878,861.50 and 6,111,963 is: 12,975,994.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,861.50 : 6,111,963 = 6,111,963 : x
  2. Step 2: Convert to fraction form
    2,878,861.50/6,111,963 = 6,111,963/x
  3. Step 3: Cross multiply
    2,878,861.50x = 6,111,963 × 6,111,963
  4. Step 4: Simplify right side
    2,878,861.50x = 37,356,091,713,369
  5. Step 5: Solve for x
    x = 37,356,091,713,369/2,878,861.50
  6. Step 6: Final answer
    x = 12,975,994.75

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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.