Home / 377,823.20-566,216.40-307,839.20

Finding the Fourth Proportional to 377,823.20, 566,216.40 and 307,839.20

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Solution

The fourth proportional to 377,823.20, 566,216.40 and 307,839.20 is: 461,336.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,823.20 : 566,216.40 = 307,839.20 : x
  2. Step 2: Convert to fraction form
    377,823.20/566,216.40 = 307,839.20/x
  3. Step 3: Cross multiply
    377,823.20x = 566,216.40 × 307,839.20
  4. Step 4: Simplify right side
    377,823.20x = 174,303,603,602.88
  5. Step 5: Solve for x
    x = 174,303,603,602.88/377,823.20
  6. Step 6: Final answer
    x = 461,336.42

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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.