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Finding the Fourth Proportional to 303,317.19, 418,579.52 and 167,348.97

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Solution

The fourth proportional to 303,317.19, 418,579.52 and 167,348.97 is: 230,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,317.19 : 418,579.52 = 167,348.97 : x
  2. Step 2: Convert to fraction form
    303,317.19/418,579.52 = 167,348.97/x
  3. Step 3: Cross multiply
    303,317.19x = 418,579.52 × 167,348.97
  4. Step 4: Simplify right side
    303,317.19x = 70,048,850,698.35
  5. Step 5: Solve for x
    x = 70,048,850,698.35/303,317.19
  6. Step 6: Final answer
    x = 230,942.57

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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.