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Finding the Fourth Proportional to 1,466, 2,199.04 and 440

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Solution

The fourth proportional to 1,466, 2,199.04 and 440 is: 660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466 : 2,199.04 = 440 : x
  2. Step 2: Convert to fraction form
    1,466/2,199.04 = 440/x
  3. Step 3: Cross multiply
    1,466x = 2,199.04 × 440
  4. Step 4: Simplify right side
    1,466x = 967,577.60
  5. Step 5: Solve for x
    x = 967,577.60/1,466
  6. Step 6: Final answer
    x = 660.01

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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.