Home / 693,177.77-1,039,758.41-219,867.23

Finding the Fourth Proportional to 693,177.77, 1,039,758.41 and 219,867.23

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Solution

The fourth proportional to 693,177.77, 1,039,758.41 and 219,867.23 is: 329,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,177.77 : 1,039,758.41 = 219,867.23 : x
  2. Step 2: Convert to fraction form
    693,177.77/1,039,758.41 = 219,867.23/x
  3. Step 3: Cross multiply
    693,177.77x = 1,039,758.41 × 219,867.23
  4. Step 4: Simplify right side
    693,177.77x = 228,608,796,826.78
  5. Step 5: Solve for x
    x = 228,608,796,826.78/693,177.77
  6. Step 6: Final answer
    x = 329,798.23

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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.