Home / 427,223.40-589,566.75-240,940.07

Finding the Fourth Proportional to 427,223.40, 589,566.75 and 240,940.07

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Solution

The fourth proportional to 427,223.40, 589,566.75 and 240,940.07 is: 332,496.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,223.40 : 589,566.75 = 240,940.07 : x
  2. Step 2: Convert to fraction form
    427,223.40/589,566.75 = 240,940.07/x
  3. Step 3: Cross multiply
    427,223.40x = 589,566.75 × 240,940.07
  4. Step 4: Simplify right side
    427,223.40x = 142,050,251,066.84
  5. Step 5: Solve for x
    x = 142,050,251,066.84/427,223.40
  6. Step 6: Final answer
    x = 332,496.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.