Home / 302,568.70-454,837.20-214,432.60

Finding the Fourth Proportional to 302,568.70, 454,837.20 and 214,432.60

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Solution

The fourth proportional to 302,568.70, 454,837.20 and 214,432.60 is: 322,346.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,568.70 : 454,837.20 = 214,432.60 : x
  2. Step 2: Convert to fraction form
    302,568.70/454,837.20 = 214,432.60/x
  3. Step 3: Cross multiply
    302,568.70x = 454,837.20 × 214,432.60
  4. Step 4: Simplify right side
    302,568.70x = 97,531,923,372.72
  5. Step 5: Solve for x
    x = 97,531,923,372.72/302,568.70
  6. Step 6: Final answer
    x = 322,346.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.