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Finding the Fourth Proportional to 591,901.41, 888,075.69 and 355,408.41

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Solution

The fourth proportional to 591,901.41, 888,075.69 and 355,408.41 is: 533,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,901.41 : 888,075.69 = 355,408.41 : x
  2. Step 2: Convert to fraction form
    591,901.41/888,075.69 = 355,408.41/x
  3. Step 3: Cross multiply
    591,901.41x = 888,075.69 × 355,408.41
  4. Step 4: Simplify right side
    591,901.41x = 315,629,568,942.55
  5. Step 5: Solve for x
    x = 315,629,568,942.55/591,901.41
  6. Step 6: Final answer
    x = 533,246.86

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1.5x scale

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.