Home / 526,919.22-790,526.82-211,597.56

Finding the Fourth Proportional to 526,919.22, 790,526.82 and 211,597.56

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Solution

The fourth proportional to 526,919.22, 790,526.82 and 211,597.56 is: 317,455.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,919.22 : 790,526.82 = 211,597.56 : x
  2. Step 2: Convert to fraction form
    526,919.22/790,526.82 = 211,597.56/x
  3. Step 3: Cross multiply
    526,919.22x = 790,526.82 × 211,597.56
  4. Step 4: Simplify right side
    526,919.22x = 167,273,546,226.56
  5. Step 5: Solve for x
    x = 167,273,546,226.56/526,919.22
  6. Step 6: Final answer
    x = 317,455.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.