Home / 696,399.65-1,044,749.87-216,618.33

Finding the Fourth Proportional to 696,399.65, 1,044,749.87 and 216,618.33

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Solution

The fourth proportional to 696,399.65, 1,044,749.87 and 216,618.33 is: 324,974.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,399.65 : 1,044,749.87 = 216,618.33 : x
  2. Step 2: Convert to fraction form
    696,399.65/1,044,749.87 = 216,618.33/x
  3. Step 3: Cross multiply
    696,399.65x = 1,044,749.87 × 216,618.33
  4. Step 4: Simplify right side
    696,399.65x = 226,311,967,548.32
  5. Step 5: Solve for x
    x = 226,311,967,548.32/696,399.65
  6. Step 6: Final answer
    x = 324,974.27

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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.