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Finding the Fourth Proportional to 303,146.00, 418,344.10 and 167,184.80

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Solution

The fourth proportional to 303,146.00, 418,344.10 and 167,184.80 is: 230,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,146.00 : 418,344.10 = 167,184.80 : x
  2. Step 2: Convert to fraction form
    303,146.00/418,344.10 = 167,184.80/x
  3. Step 3: Cross multiply
    303,146.00x = 418,344.10 × 167,184.80
  4. Step 4: Simplify right side
    303,146.00x = 69,940,772,180.00
  5. Step 5: Solve for x
    x = 69,940,772,180.00/303,146.00
  6. Step 6: Final answer
    x = 230,716.46

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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.