Home / 298,795.74-412,334.37-162,835.62

Finding the Fourth Proportional to 298,795.74, 412,334.37 and 162,835.62

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Solution

The fourth proportional to 298,795.74, 412,334.37 and 162,835.62 is: 224,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,795.74 : 412,334.37 = 162,835.62 : x
  2. Step 2: Convert to fraction form
    298,795.74/412,334.37 = 162,835.62/x
  3. Step 3: Cross multiply
    298,795.74x = 412,334.37 × 162,835.62
  4. Step 4: Simplify right side
    298,795.74x = 67,142,722,786.26
  5. Step 5: Solve for x
    x = 67,142,722,786.26/298,795.74
  6. Step 6: Final answer
    x = 224,711.11

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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.