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Finding the Fourth Proportional to 2,492.51, 3,738.49 and 848.86

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Solution

The fourth proportional to 2,492.51, 3,738.49 and 848.86 is: 1,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.51 : 3,738.49 = 848.86 : x
  2. Step 2: Convert to fraction form
    2,492.51/3,738.49 = 848.86/x
  3. Step 3: Cross multiply
    2,492.51x = 3,738.49 × 848.86
  4. Step 4: Simplify right side
    2,492.51x = 3,173,454.62
  5. Step 5: Solve for x
    x = 3,173,454.62/2,492.51
  6. Step 6: Final answer
    x = 1,273.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.