Home / 277,799.22-383,340.20-156,951

Finding the Fourth Proportional to 277,799.22, 383,340.20 and 156,951

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Solution

The fourth proportional to 277,799.22, 383,340.20 and 156,951 is: 216,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,799.22 : 383,340.20 = 156,951 : x
  2. Step 2: Convert to fraction form
    277,799.22/383,340.20 = 156,951/x
  3. Step 3: Cross multiply
    277,799.22x = 383,340.20 × 156,951
  4. Step 4: Simplify right side
    277,799.22x = 60,165,626,945.45
  5. Step 5: Solve for x
    x = 60,165,626,945.45/277,799.22
  6. Step 6: Final answer
    x = 216,579.54

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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.