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Finding the Fourth Proportional to 1,483.66, 2,224.84 and 703.88

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Solution

The fourth proportional to 1,483.66, 2,224.84 and 703.88 is: 1,055.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.66 : 2,224.84 = 703.88 : x
  2. Step 2: Convert to fraction form
    1,483.66/2,224.84 = 703.88/x
  3. Step 3: Cross multiply
    1,483.66x = 2,224.84 × 703.88
  4. Step 4: Simplify right side
    1,483.66x = 1,566,027.06
  5. Step 5: Solve for x
    x = 1,566,027.06/1,483.66
  6. Step 6: Final answer
    x = 1,055.52

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