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Finding the Fourth Proportional to 1,738.06, 2,398.48 and 941.35

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Solution

The fourth proportional to 1,738.06, 2,398.48 and 941.35 is: 1,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.06 : 2,398.48 = 941.35 : x
  2. Step 2: Convert to fraction form
    1,738.06/2,398.48 = 941.35/x
  3. Step 3: Cross multiply
    1,738.06x = 2,398.48 × 941.35
  4. Step 4: Simplify right side
    1,738.06x = 2,257,809.61
  5. Step 5: Solve for x
    x = 2,257,809.61/1,738.06
  6. Step 6: Final answer
    x = 1,299.04

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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.