Home / 828,391.32-1,242,847.80-295,900.56

Finding the Fourth Proportional to 828,391.32, 1,242,847.80 and 295,900.56

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Solution

The fourth proportional to 828,391.32, 1,242,847.80 and 295,900.56 is: 443,944.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,391.32 : 1,242,847.80 = 295,900.56 : x
  2. Step 2: Convert to fraction form
    828,391.32/1,242,847.80 = 295,900.56/x
  3. Step 3: Cross multiply
    828,391.32x = 1,242,847.80 × 295,900.56
  4. Step 4: Simplify right side
    828,391.32x = 367,759,360,014.77
  5. Step 5: Solve for x
    x = 367,759,360,014.77/828,391.32
  6. Step 6: Final answer
    x = 443,944.00

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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.