Home / 697,228.06-1,045,721.71-184,896.78

Finding the Fourth Proportional to 697,228.06, 1,045,721.71 and 184,896.78

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Solution

The fourth proportional to 697,228.06, 1,045,721.71 and 184,896.78 is: 277,313.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,228.06 : 1,045,721.71 = 184,896.78 : x
  2. Step 2: Convert to fraction form
    697,228.06/1,045,721.71 = 184,896.78/x
  3. Step 3: Cross multiply
    697,228.06x = 1,045,721.71 × 184,896.78
  4. Step 4: Simplify right side
    697,228.06x = 193,350,576,955.09
  5. Step 5: Solve for x
    x = 193,350,576,955.09/697,228.06
  6. Step 6: Final answer
    x = 277,313.25

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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.