Home / 613,174.23-919,723.45-228,848.26

Finding the Fourth Proportional to 613,174.23, 919,723.45 and 228,848.26

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Solution

The fourth proportional to 613,174.23, 919,723.45 and 228,848.26 is: 343,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,174.23 : 919,723.45 = 228,848.26 : x
  2. Step 2: Convert to fraction form
    613,174.23/919,723.45 = 228,848.26/x
  3. Step 3: Cross multiply
    613,174.23x = 919,723.45 × 228,848.26
  4. Step 4: Simplify right side
    613,174.23x = 210,477,111,213.70
  5. Step 5: Solve for x
    x = 210,477,111,213.70/613,174.23
  6. Step 6: Final answer
    x = 343,258.25

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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.