Home / 656,039.66-984,109.37-223,622.83

Finding the Fourth Proportional to 656,039.66, 984,109.37 and 223,622.83

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Solution

The fourth proportional to 656,039.66, 984,109.37 and 223,622.83 is: 335,451.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,039.66 : 984,109.37 = 223,622.83 : x
  2. Step 2: Convert to fraction form
    656,039.66/984,109.37 = 223,622.83/x
  3. Step 3: Cross multiply
    656,039.66x = 984,109.37 × 223,622.83
  4. Step 4: Simplify right side
    656,039.66x = 220,069,318,812.14
  5. Step 5: Solve for x
    x = 220,069,318,812.14/656,039.66
  6. Step 6: Final answer
    x = 335,451.24

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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.