Home / 384,119.13-530,084.84-214,353.21

Finding the Fourth Proportional to 384,119.13, 530,084.84 and 214,353.21

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Solution

The fourth proportional to 384,119.13, 530,084.84 and 214,353.21 is: 295,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,119.13 : 530,084.84 = 214,353.21 : x
  2. Step 2: Convert to fraction form
    384,119.13/530,084.84 = 214,353.21/x
  3. Step 3: Cross multiply
    384,119.13x = 530,084.84 × 214,353.21
  4. Step 4: Simplify right side
    384,119.13x = 113,625,385,954.57
  5. Step 5: Solve for x
    x = 113,625,385,954.57/384,119.13
  6. Step 6: Final answer
    x = 295,807.67

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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.