Home / 777,966.44-1,073,679.54-451,351.40

Finding the Fourth Proportional to 777,966.44, 1,073,679.54 and 451,351.40

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Solution

The fourth proportional to 777,966.44, 1,073,679.54 and 451,351.40 is: 622,914.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,966.44 : 1,073,679.54 = 451,351.40 : x
  2. Step 2: Convert to fraction form
    777,966.44/1,073,679.54 = 451,351.40/x
  3. Step 3: Cross multiply
    777,966.44x = 1,073,679.54 × 451,351.40
  4. Step 4: Simplify right side
    777,966.44x = 484,606,763,530.36
  5. Step 5: Solve for x
    x = 484,606,763,530.36/777,966.44
  6. Step 6: Final answer
    x = 622,914.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.