Home / 277,595.10-383,422.80-200,992.92

Finding the Fourth Proportional to 277,595.10, 383,422.80 and 200,992.92

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Solution

The fourth proportional to 277,595.10, 383,422.80 and 200,992.92 is: 277,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,595.10 : 383,422.80 = 200,992.92 : x
  2. Step 2: Convert to fraction form
    277,595.10/383,422.80 = 200,992.92/x
  3. Step 3: Cross multiply
    277,595.10x = 383,422.80 × 200,992.92
  4. Step 4: Simplify right side
    277,595.10x = 77,065,268,166.58
  5. Step 5: Solve for x
    x = 77,065,268,166.58/277,595.10
  6. Step 6: Final answer
    x = 277,617.54

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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.