Home / 440,194.24-660,516.56-209,644.26

Finding the Fourth Proportional to 440,194.24, 660,516.56 and 209,644.26

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Solution

The fourth proportional to 440,194.24, 660,516.56 and 209,644.26 is: 314,573.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,194.24 : 660,516.56 = 209,644.26 : x
  2. Step 2: Convert to fraction form
    440,194.24/660,516.56 = 209,644.26/x
  3. Step 3: Cross multiply
    440,194.24x = 660,516.56 × 209,644.26
  4. Step 4: Simplify right side
    440,194.24x = 138,473,505,438.95
  5. Step 5: Solve for x
    x = 138,473,505,438.95/440,194.24
  6. Step 6: Final answer
    x = 314,573.64

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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.