Home / 470,868.36-706,286.78-204,628.88

Finding the Fourth Proportional to 470,868.36, 706,286.78 and 204,628.88

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Solution

The fourth proportional to 470,868.36, 706,286.78 and 204,628.88 is: 306,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,868.36 : 706,286.78 = 204,628.88 : x
  2. Step 2: Convert to fraction form
    470,868.36/706,286.78 = 204,628.88/x
  3. Step 3: Cross multiply
    470,868.36x = 706,286.78 × 204,628.88
  4. Step 4: Simplify right side
    470,868.36x = 144,526,670,150.37
  5. Step 5: Solve for x
    x = 144,526,670,150.37/470,868.36
  6. Step 6: Final answer
    x = 306,936.46

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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.