Home / 319,984.14-441,540.27-176,735.64

Finding the Fourth Proportional to 319,984.14, 441,540.27 and 176,735.64

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Solution

The fourth proportional to 319,984.14, 441,540.27 and 176,735.64 is: 243,874.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,984.14 : 441,540.27 = 176,735.64 : x
  2. Step 2: Convert to fraction form
    319,984.14/441,540.27 = 176,735.64/x
  3. Step 3: Cross multiply
    319,984.14x = 441,540.27 × 176,735.64
  4. Step 4: Simplify right side
    319,984.14x = 78,035,902,204.22
  5. Step 5: Solve for x
    x = 78,035,902,204.22/319,984.14
  6. Step 6: Final answer
    x = 243,874.28

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1.5x scale

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.