Home / 893,660.06-1,340,478.41-219,747.20

Finding the Fourth Proportional to 893,660.06, 1,340,478.41 and 219,747.20

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Solution

The fourth proportional to 893,660.06, 1,340,478.41 and 219,747.20 is: 329,617.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,660.06 : 1,340,478.41 = 219,747.20 : x
  2. Step 2: Convert to fraction form
    893,660.06/1,340,478.41 = 219,747.20/x
  3. Step 3: Cross multiply
    893,660.06x = 1,340,478.41 × 219,747.20
  4. Step 4: Simplify right side
    893,660.06x = 294,566,369,456.82
  5. Step 5: Solve for x
    x = 294,566,369,456.82/893,660.06
  6. Step 6: Final answer
    x = 329,617.92

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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.