Home / 326,001.31-449,893.49-190,013.33

Finding the Fourth Proportional to 326,001.31, 449,893.49 and 190,013.33

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Solution

The fourth proportional to 326,001.31, 449,893.49 and 190,013.33 is: 262,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,001.31 : 449,893.49 = 190,013.33 : x
  2. Step 2: Convert to fraction form
    326,001.31/449,893.49 = 190,013.33/x
  3. Step 3: Cross multiply
    326,001.31x = 449,893.49 × 190,013.33
  4. Step 4: Simplify right side
    326,001.31x = 85,485,760,354.89
  5. Step 5: Solve for x
    x = 85,485,760,354.89/326,001.31
  6. Step 6: Final answer
    x = 262,225.21

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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.