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Finding the Fourth Proportional to 344,178.54, 474,583.51 and 235,300.67

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Solution

The fourth proportional to 344,178.54, 474,583.51 and 235,300.67 is: 324,453.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,178.54 : 474,583.51 = 235,300.67 : x
  2. Step 2: Convert to fraction form
    344,178.54/474,583.51 = 235,300.67/x
  3. Step 3: Cross multiply
    344,178.54x = 474,583.51 × 235,300.67
  4. Step 4: Simplify right side
    344,178.54x = 111,669,814,324.53
  5. Step 5: Solve for x
    x = 111,669,814,324.53/344,178.54
  6. Step 6: Final answer
    x = 324,453.16

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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.