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Finding the Third Proportional to 697,389.75 and 1,056,611.25

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Solution

The third proportional to 697,389.75 and 1,056,611.25 is: 1,600,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,389.75 : 1,056,611.25 = 1,056,611.25 : x
  2. Step 2: Convert to fraction form
    697,389.75/1,056,611.25 = 1,056,611.25/x
  3. Step 3: Cross multiply
    697,389.75x = 1,056,611.25 × 1,056,611.25
  4. Step 4: Simplify right side
    697,389.75x = 1,116,427,333,626.56
  5. Step 5: Solve for x
    x = 1,116,427,333,626.56/697,389.75
  6. Step 6: Final answer
    x = 1,600,865.70

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.