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Finding the Fourth Proportional to 303,366.21, 418,629.02 and 167,373.51

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Solution

The fourth proportional to 303,366.21, 418,629.02 and 167,373.51 is: 230,966.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,366.21 : 418,629.02 = 167,373.51 : x
  2. Step 2: Convert to fraction form
    303,366.21/418,629.02 = 167,373.51/x
  3. Step 3: Cross multiply
    303,366.21x = 418,629.02 × 167,373.51
  4. Step 4: Simplify right side
    303,366.21x = 70,067,407,628.39
  5. Step 5: Solve for x
    x = 70,067,407,628.39/303,366.21
  6. Step 6: Final answer
    x = 230,966.42

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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.