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Finding the Fourth Proportional to 303,028.70, 418,160.85 and 167,055.62

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Solution

The fourth proportional to 303,028.70, 418,160.85 and 167,055.62 is: 230,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,028.70 : 418,160.85 = 167,055.62 : x
  2. Step 2: Convert to fraction form
    303,028.70/418,160.85 = 167,055.62/x
  3. Step 3: Cross multiply
    303,028.70x = 418,160.85 × 167,055.62
  4. Step 4: Simplify right side
    303,028.70x = 69,856,120,056.48
  5. Step 5: Solve for x
    x = 69,856,120,056.48/303,028.70
  6. Step 6: Final answer
    x = 230,526.42

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1.5x scale

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.