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Finding the Fourth Proportional to 192,946.62, 288,106.52 and 170,268.06

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Solution

The fourth proportional to 192,946.62, 288,106.52 and 170,268.06 is: 254,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,946.62 : 288,106.52 = 170,268.06 : x
  2. Step 2: Convert to fraction form
    192,946.62/288,106.52 = 170,268.06/x
  3. Step 3: Cross multiply
    192,946.62x = 288,106.52 × 170,268.06
  4. Step 4: Simplify right side
    192,946.62x = 49,055,337,382.41
  5. Step 5: Solve for x
    x = 49,055,337,382.41/192,946.62
  6. Step 6: Final answer
    x = 254,243.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.