Home / 354,622.40-531,933.60-167,998.40

Finding the Fourth Proportional to 354,622.40, 531,933.60 and 167,998.40

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Solution

The fourth proportional to 354,622.40, 531,933.60 and 167,998.40 is: 251,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,622.40 : 531,933.60 = 167,998.40 : x
  2. Step 2: Convert to fraction form
    354,622.40/531,933.60 = 167,998.40/x
  3. Step 3: Cross multiply
    354,622.40x = 531,933.60 × 167,998.40
  4. Step 4: Simplify right side
    354,622.40x = 89,363,993,706.24
  5. Step 5: Solve for x
    x = 89,363,993,706.24/354,622.40
  6. Step 6: Final answer
    x = 251,997.60

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Similar ratio
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1.5x scale

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.