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Finding the Fourth Proportional to 1,733.76, 2,392.88 and 1,628.33

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Solution

The fourth proportional to 1,733.76, 2,392.88 and 1,628.33 is: 2,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.76 : 2,392.88 = 1,628.33 : x
  2. Step 2: Convert to fraction form
    1,733.76/2,392.88 = 1,628.33/x
  3. Step 3: Cross multiply
    1,733.76x = 2,392.88 × 1,628.33
  4. Step 4: Simplify right side
    1,733.76x = 3,896,378.18
  5. Step 5: Solve for x
    x = 3,896,378.18/1,733.76
  6. Step 6: Final answer
    x = 2,247.36

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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.