Home / 220,174.26-330,261.66-208,955.22

Finding the Fourth Proportional to 220,174.26, 330,261.66 and 208,955.22

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Solution

The fourth proportional to 220,174.26, 330,261.66 and 208,955.22 is: 313,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,174.26 : 330,261.66 = 208,955.22 : x
  2. Step 2: Convert to fraction form
    220,174.26/330,261.66 = 208,955.22/x
  3. Step 3: Cross multiply
    220,174.26x = 330,261.66 × 208,955.22
  4. Step 4: Simplify right side
    220,174.26x = 69,009,897,822.87
  5. Step 5: Solve for x
    x = 69,009,897,822.87/220,174.26
  6. Step 6: Final answer
    x = 313,433.09

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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.