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Finding the Fourth Proportional to 201,366.52, 277,886.81 and 110,728.33

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Solution

The fourth proportional to 201,366.52, 277,886.81 and 110,728.33 is: 152,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,366.52 : 277,886.81 = 110,728.33 : x
  2. Step 2: Convert to fraction form
    201,366.52/277,886.81 = 110,728.33/x
  3. Step 3: Cross multiply
    201,366.52x = 277,886.81 × 110,728.33
  4. Step 4: Simplify right side
    201,366.52x = 30,769,941,982.43
  5. Step 5: Solve for x
    x = 30,769,941,982.43/201,366.52
  6. Step 6: Final answer
    x = 152,805.65

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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.