Home / 383,839.29-529,699.14-214,084.35

Finding the Fourth Proportional to 383,839.29, 529,699.14 and 214,084.35

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Solution

The fourth proportional to 383,839.29, 529,699.14 and 214,084.35 is: 295,436.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,839.29 : 529,699.14 = 214,084.35 : x
  2. Step 2: Convert to fraction form
    383,839.29/529,699.14 = 214,084.35/x
  3. Step 3: Cross multiply
    383,839.29x = 529,699.14 × 214,084.35
  4. Step 4: Simplify right side
    383,839.29x = 113,400,296,082.46
  5. Step 5: Solve for x
    x = 113,400,296,082.46/383,839.29
  6. Step 6: Final answer
    x = 295,436.92

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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.