Home / 383,535.96-529,282.08-213,780.84

Finding the Fourth Proportional to 383,535.96, 529,282.08 and 213,780.84

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Solution

The fourth proportional to 383,535.96, 529,282.08 and 213,780.84 is: 295,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,535.96 : 529,282.08 = 213,780.84 : x
  2. Step 2: Convert to fraction form
    383,535.96/529,282.08 = 213,780.84/x
  3. Step 3: Cross multiply
    383,535.96x = 529,282.08 × 213,780.84
  4. Step 4: Simplify right side
    383,535.96x = 113,150,367,659.35
  5. Step 5: Solve for x
    x = 113,150,367,659.35/383,535.96
  6. Step 6: Final answer
    x = 295,018.93

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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.