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Finding the Fourth Proportional to 303,033.53, 418,178.54 and 167,064.30

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Solution

The fourth proportional to 303,033.53, 418,178.54 and 167,064.30 is: 230,544.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,033.53 : 418,178.54 = 167,064.30 : x
  2. Step 2: Convert to fraction form
    303,033.53/418,178.54 = 167,064.30/x
  3. Step 3: Cross multiply
    303,033.53x = 418,178.54 × 167,064.30
  4. Step 4: Simplify right side
    303,033.53x = 69,862,704,224.80
  5. Step 5: Solve for x
    x = 69,862,704,224.80/303,033.53
  6. Step 6: Final answer
    x = 230,544.47

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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.