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Finding the Fourth Proportional to 383,846.56, 529,708.14 and 214,077.04

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Solution

The fourth proportional to 383,846.56, 529,708.14 and 214,077.04 is: 295,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,846.56 : 529,708.14 = 214,077.04 : x
  2. Step 2: Convert to fraction form
    383,846.56/529,708.14 = 214,077.04/x
  3. Step 3: Cross multiply
    383,846.56x = 529,708.14 × 214,077.04
  4. Step 4: Simplify right side
    383,846.56x = 113,398,350,675.11
  5. Step 5: Solve for x
    x = 113,398,350,675.11/383,846.56
  6. Step 6: Final answer
    x = 295,426.25

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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.