Home / 277,729.32-383,273.46-170,358.57

Finding the Fourth Proportional to 277,729.32, 383,273.46 and 170,358.57

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Solution

The fourth proportional to 277,729.32, 383,273.46 and 170,358.57 is: 235,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,729.32 : 383,273.46 = 170,358.57 : x
  2. Step 2: Convert to fraction form
    277,729.32/383,273.46 = 170,358.57/x
  3. Step 3: Cross multiply
    277,729.32x = 383,273.46 × 170,358.57
  4. Step 4: Simplify right side
    277,729.32x = 65,293,918,564.55
  5. Step 5: Solve for x
    x = 65,293,918,564.55/277,729.32
  6. Step 6: Final answer
    x = 235,099.12

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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.