Home / 881,679.03-1,216,730.39-494,580.25

Finding the Fourth Proportional to 881,679.03, 1,216,730.39 and 494,580.25

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Solution

The fourth proportional to 881,679.03, 1,216,730.39 and 494,580.25 is: 682,528.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,679.03 : 1,216,730.39 = 494,580.25 : x
  2. Step 2: Convert to fraction form
    881,679.03/1,216,730.39 = 494,580.25/x
  3. Step 3: Cross multiply
    881,679.03x = 1,216,730.39 × 494,580.25
  4. Step 4: Simplify right side
    881,679.03x = 601,770,824,329.87
  5. Step 5: Solve for x
    x = 601,770,824,329.87/881,679.03
  6. Step 6: Final answer
    x = 682,528.23

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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.