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Finding the Fourth Proportional to 200,304.75, 276,420.57 and 110,880.75

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Solution

The fourth proportional to 200,304.75, 276,420.57 and 110,880.75 is: 153,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,304.75 : 276,420.57 = 110,880.75 : x
  2. Step 2: Convert to fraction form
    200,304.75/276,420.57 = 110,880.75/x
  3. Step 3: Cross multiply
    200,304.75x = 276,420.57 × 110,880.75
  4. Step 4: Simplify right side
    200,304.75x = 30,649,720,117.03
  5. Step 5: Solve for x
    x = 30,649,720,117.03/200,304.75
  6. Step 6: Final answer
    x = 153,015.44

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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.