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Finding the Third Proportional to 771,099.75 and 1,205,857.13

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Solution

The third proportional to 771,099.75 and 1,205,857.13 is: 1,885,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,099.75 : 1,205,857.13 = 1,205,857.13 : x
  2. Step 2: Convert to fraction form
    771,099.75/1,205,857.13 = 1,205,857.13/x
  3. Step 3: Cross multiply
    771,099.75x = 1,205,857.13 × 1,205,857.13
  4. Step 4: Simplify right side
    771,099.75x = 1,454,091,405,913.27
  5. Step 5: Solve for x
    x = 1,454,091,405,913.27/771,099.75
  6. Step 6: Final answer
    x = 1,885,737.10

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.