Home / 1,082,261.80-1,623,392.70-451,628.20

Finding the Fourth Proportional to 1,082,261.80, 1,623,392.70 and 451,628.20

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Solution

The fourth proportional to 1,082,261.80, 1,623,392.70 and 451,628.20 is: 677,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,261.80 : 1,623,392.70 = 451,628.20 : x
  2. Step 2: Convert to fraction form
    1,082,261.80/1,623,392.70 = 451,628.20/x
  3. Step 3: Cross multiply
    1,082,261.80x = 1,623,392.70 × 451,628.20
  4. Step 4: Simplify right side
    1,082,261.80x = 733,169,922,994.14
  5. Step 5: Solve for x
    x = 733,169,922,994.14/1,082,261.80
  6. Step 6: Final answer
    x = 677,442.30

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Double scale
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Similar ratio
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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.