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Finding the Fourth Proportional to 1,444.76, 1,992.90 and 1,094.84

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Solution

The fourth proportional to 1,444.76, 1,992.90 and 1,094.84 is: 1,510.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.76 : 1,992.90 = 1,094.84 : x
  2. Step 2: Convert to fraction form
    1,444.76/1,992.90 = 1,094.84/x
  3. Step 3: Cross multiply
    1,444.76x = 1,992.90 × 1,094.84
  4. Step 4: Simplify right side
    1,444.76x = 2,181,906.64
  5. Step 5: Solve for x
    x = 2,181,906.64/1,444.76
  6. Step 6: Final answer
    x = 1,510.22

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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.