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Finding the Fourth Proportional to 2,200,772.70, 3,077,349.30 and 2,200,772.70

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Solution

The fourth proportional to 2,200,772.70, 3,077,349.30 and 2,200,772.70 is: 3,077,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,772.70 : 3,077,349.30 = 2,200,772.70 : x
  2. Step 2: Convert to fraction form
    2,200,772.70/3,077,349.30 = 2,200,772.70/x
  3. Step 3: Cross multiply
    2,200,772.70x = 3,077,349.30 × 2,200,772.70
  4. Step 4: Simplify right side
    2,200,772.70x = 6,772,546,327,804.11
  5. Step 5: Solve for x
    x = 6,772,546,327,804.11/2,200,772.70
  6. Step 6: Final answer
    x = 3,077,349.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.