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Finding the Fourth Proportional to 3,433.32, 4,738.02 and 2,017.32

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Solution

The fourth proportional to 3,433.32, 4,738.02 and 2,017.32 is: 2,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.32 : 4,738.02 = 2,017.32 : x
  2. Step 2: Convert to fraction form
    3,433.32/4,738.02 = 2,017.32/x
  3. Step 3: Cross multiply
    3,433.32x = 4,738.02 × 2,017.32
  4. Step 4: Simplify right side
    3,433.32x = 9,558,102.51
  5. Step 5: Solve for x
    x = 9,558,102.51/3,433.32
  6. Step 6: Final answer
    x = 2,783.92

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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.