Home / 603,170.58-831,914.17-409,727.45

Finding the Fourth Proportional to 603,170.58, 831,914.17 and 409,727.45

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Solution

The fourth proportional to 603,170.58, 831,914.17 and 409,727.45 is: 565,110.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,170.58 : 831,914.17 = 409,727.45 : x
  2. Step 2: Convert to fraction form
    603,170.58/831,914.17 = 409,727.45/x
  3. Step 3: Cross multiply
    603,170.58x = 831,914.17 × 409,727.45
  4. Step 4: Simplify right side
    603,170.58x = 340,858,069,021.28
  5. Step 5: Solve for x
    x = 340,858,069,021.28/603,170.58
  6. Step 6: Final answer
    x = 565,110.56

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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.