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Finding the Third Proportional to 3,570,702.75 and 5,356,023.75

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Solution

The third proportional to 3,570,702.75 and 5,356,023.75 is: 8,033,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,702.75 : 5,356,023.75 = 5,356,023.75 : x
  2. Step 2: Convert to fraction form
    3,570,702.75/5,356,023.75 = 5,356,023.75/x
  3. Step 3: Cross multiply
    3,570,702.75x = 5,356,023.75 × 5,356,023.75
  4. Step 4: Simplify right side
    3,570,702.75x = 28,686,990,410,564.06
  5. Step 5: Solve for x
    x = 28,686,990,410,564.06/3,570,702.75
  6. Step 6: Final answer
    x = 8,033,990.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.