Home / 826,660.80-1,239,699.60-294,199.20

Finding the Fourth Proportional to 826,660.80, 1,239,699.60 and 294,199.20

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Solution

The fourth proportional to 826,660.80, 1,239,699.60 and 294,199.20 is: 441,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,660.80 : 1,239,699.60 = 294,199.20 : x
  2. Step 2: Convert to fraction form
    826,660.80/1,239,699.60 = 294,199.20/x
  3. Step 3: Cross multiply
    826,660.80x = 1,239,699.60 × 294,199.20
  4. Step 4: Simplify right side
    826,660.80x = 364,718,630,560.32
  5. Step 5: Solve for x
    x = 364,718,630,560.32/826,660.80
  6. Step 6: Final answer
    x = 441,195.02

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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.