Home / 403,025.20-603,846.60-262,711.60

Finding the Fourth Proportional to 403,025.20, 603,846.60 and 262,711.60

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Solution

The fourth proportional to 403,025.20, 603,846.60 and 262,711.60 is: 393,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,025.20 : 603,846.60 = 262,711.60 : x
  2. Step 2: Convert to fraction form
    403,025.20/603,846.60 = 262,711.60/x
  3. Step 3: Cross multiply
    403,025.20x = 603,846.60 × 262,711.60
  4. Step 4: Simplify right side
    403,025.20x = 158,637,506,440.56
  5. Step 5: Solve for x
    x = 158,637,506,440.56/403,025.20
  6. Step 6: Final answer
    x = 393,616.84

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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.