Home / 370,799.80-556,161.18-251,621.80

Finding the Fourth Proportional to 370,799.80, 556,161.18 and 251,621.80

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Solution

The fourth proportional to 370,799.80, 556,161.18 and 251,621.80 is: 377,406.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,799.80 : 556,161.18 = 251,621.80 : x
  2. Step 2: Convert to fraction form
    370,799.80/556,161.18 = 251,621.80/x
  3. Step 3: Cross multiply
    370,799.80x = 556,161.18 × 251,621.80
  4. Step 4: Simplify right side
    370,799.80x = 139,942,277,201.72
  5. Step 5: Solve for x
    x = 139,942,277,201.72/370,799.80
  6. Step 6: Final answer
    x = 377,406.56

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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.