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Finding the Fourth Proportional to 8,804,411.60, 13,206,617.40 and 8,048,584.40

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Solution

The fourth proportional to 8,804,411.60, 13,206,617.40 and 8,048,584.40 is: 12,072,876.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804,411.60 : 13,206,617.40 = 8,048,584.40 : x
  2. Step 2: Convert to fraction form
    8,804,411.60/13,206,617.40 = 8,048,584.40/x
  3. Step 3: Cross multiply
    8,804,411.60x = 13,206,617.40 × 8,048,584.40
  4. Step 4: Simplify right side
    8,804,411.60x = 106,294,574,782,408.56
  5. Step 5: Solve for x
    x = 106,294,574,782,408.56/8,804,411.60
  6. Step 6: Final answer
    x = 12,072,876.60

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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.