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Finding the Fourth Proportional to 383,773.55, 529,606.35 and 214,007.67

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Solution

The fourth proportional to 383,773.55, 529,606.35 and 214,007.67 is: 295,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,773.55 : 529,606.35 = 214,007.67 : x
  2. Step 2: Convert to fraction form
    383,773.55/529,606.35 = 214,007.67/x
  3. Step 3: Cross multiply
    383,773.55x = 529,606.35 × 214,007.67
  4. Step 4: Simplify right side
    383,773.55x = 113,339,820,980.71
  5. Step 5: Solve for x
    x = 113,339,820,980.71/383,773.55
  6. Step 6: Final answer
    x = 295,329.95

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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.