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Finding the Fourth Proportional to 1,881.44, 2,820.54 and 1,014.76

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Solution

The fourth proportional to 1,881.44, 2,820.54 and 1,014.76 is: 1,521.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.44 : 2,820.54 = 1,014.76 : x
  2. Step 2: Convert to fraction form
    1,881.44/2,820.54 = 1,014.76/x
  3. Step 3: Cross multiply
    1,881.44x = 2,820.54 × 1,014.76
  4. Step 4: Simplify right side
    1,881.44x = 2,862,171.17
  5. Step 5: Solve for x
    x = 2,862,171.17/1,881.44
  6. Step 6: Final answer
    x = 1,521.27

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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.