Home / 827,780.40-1,241,816.40-295,610.40

Finding the Fourth Proportional to 827,780.40, 1,241,816.40 and 295,610.40

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Solution

The fourth proportional to 827,780.40, 1,241,816.40 and 295,610.40 is: 443,467.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,780.40 : 1,241,816.40 = 295,610.40 : x
  2. Step 2: Convert to fraction form
    827,780.40/1,241,816.40 = 295,610.40/x
  3. Step 3: Cross multiply
    827,780.40x = 1,241,816.40 × 295,610.40
  4. Step 4: Simplify right side
    827,780.40x = 367,093,842,730.56
  5. Step 5: Solve for x
    x = 367,093,842,730.56/827,780.40
  6. Step 6: Final answer
    x = 443,467.67

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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.