Home / 677,086.42-934,365.90-371,163.46

Finding the Fourth Proportional to 677,086.42, 934,365.90 and 371,163.46

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Solution

The fourth proportional to 677,086.42, 934,365.90 and 371,163.46 is: 512,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,086.42 : 934,365.90 = 371,163.46 : x
  2. Step 2: Convert to fraction form
    677,086.42/934,365.90 = 371,163.46/x
  3. Step 3: Cross multiply
    677,086.42x = 934,365.90 × 371,163.46
  4. Step 4: Simplify right side
    677,086.42x = 346,802,480,350.01
  5. Step 5: Solve for x
    x = 346,802,480,350.01/677,086.42
  6. Step 6: Final answer
    x = 512,198.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.