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Finding the Fourth Proportional to 1,453.98, 2,181.08 and 466.81

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Solution

The fourth proportional to 1,453.98, 2,181.08 and 466.81 is: 700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453.98 : 2,181.08 = 466.81 : x
  2. Step 2: Convert to fraction form
    1,453.98/2,181.08 = 466.81/x
  3. Step 3: Cross multiply
    1,453.98x = 2,181.08 × 466.81
  4. Step 4: Simplify right side
    1,453.98x = 1,018,145.67
  5. Step 5: Solve for x
    x = 1,018,145.67/1,453.98
  6. Step 6: Final answer
    x = 700.25

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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.