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Finding the Fourth Proportional to 1,734,676.76, 2,603,509.81 and 1,202,571.45

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Solution

The fourth proportional to 1,734,676.76, 2,603,509.81 and 1,202,571.45 is: 1,804,893.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734,676.76 : 2,603,509.81 = 1,202,571.45 : x
  2. Step 2: Convert to fraction form
    1,734,676.76/2,603,509.81 = 1,202,571.45/x
  3. Step 3: Cross multiply
    1,734,676.76x = 2,603,509.81 × 1,202,571.45
  4. Step 4: Simplify right side
    1,734,676.76x = 3,130,906,570,803.27
  5. Step 5: Solve for x
    x = 3,130,906,570,803.27/1,734,676.76
  6. Step 6: Final answer
    x = 1,804,893.37

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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.