Home / 881,683.16-1,216,736.08-494,584.38

Finding the Fourth Proportional to 881,683.16, 1,216,736.08 and 494,584.38

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Solution

The fourth proportional to 881,683.16, 1,216,736.08 and 494,584.38 is: 682,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,683.16 : 1,216,736.08 = 494,584.38 : x
  2. Step 2: Convert to fraction form
    881,683.16/1,216,736.08 = 494,584.38/x
  3. Step 3: Cross multiply
    881,683.16x = 1,216,736.08 × 494,584.38
  4. Step 4: Simplify right side
    881,683.16x = 601,778,659,750.43
  5. Step 5: Solve for x
    x = 601,778,659,750.43/881,683.16
  6. Step 6: Final answer
    x = 682,533.92

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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.