Home / 696,400.77-1,044,751.56-216,619.45

Finding the Fourth Proportional to 696,400.77, 1,044,751.56 and 216,619.45

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Solution

The fourth proportional to 696,400.77, 1,044,751.56 and 216,619.45 is: 324,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,400.77 : 1,044,751.56 = 216,619.45 : x
  2. Step 2: Convert to fraction form
    696,400.77/1,044,751.56 = 216,619.45/x
  3. Step 3: Cross multiply
    696,400.77x = 1,044,751.56 × 216,619.45
  4. Step 4: Simplify right side
    696,400.77x = 226,313,504,889.64
  5. Step 5: Solve for x
    x = 226,313,504,889.64/696,400.77
  6. Step 6: Final answer
    x = 324,975.95

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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.