Home / 286,586.91-395,533.53-206,280.27

Finding the Fourth Proportional to 286,586.91, 395,533.53 and 206,280.27

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Solution

The fourth proportional to 286,586.91, 395,533.53 and 206,280.27 is: 284,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,586.91 : 395,533.53 = 206,280.27 : x
  2. Step 2: Convert to fraction form
    286,586.91/395,533.53 = 206,280.27/x
  3. Step 3: Cross multiply
    286,586.91x = 395,533.53 × 206,280.27
  4. Step 4: Simplify right side
    286,586.91x = 81,590,763,362.45
  5. Step 5: Solve for x
    x = 81,590,763,362.45/286,586.91
  6. Step 6: Final answer
    x = 284,698.15

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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.