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Finding the Fourth Proportional to 474,544.49, 654,850.37 and 259,693.61

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Solution

The fourth proportional to 474,544.49, 654,850.37 and 259,693.61 is: 358,365.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,544.49 : 654,850.37 = 259,693.61 : x
  2. Step 2: Convert to fraction form
    474,544.49/654,850.37 = 259,693.61/x
  3. Step 3: Cross multiply
    474,544.49x = 654,850.37 × 259,693.61
  4. Step 4: Simplify right side
    474,544.49x = 170,060,452,022.42
  5. Step 5: Solve for x
    x = 170,060,452,022.42/474,544.49
  6. Step 6: Final answer
    x = 358,365.67

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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.