Home / 326,000.57-449,892.45-190,012.59

Finding the Fourth Proportional to 326,000.57, 449,892.45 and 190,012.59

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Solution

The fourth proportional to 326,000.57, 449,892.45 and 190,012.59 is: 262,224.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,000.57 : 449,892.45 = 190,012.59 : x
  2. Step 2: Convert to fraction form
    326,000.57/449,892.45 = 190,012.59/x
  3. Step 3: Cross multiply
    326,000.57x = 449,892.45 × 190,012.59
  4. Step 4: Simplify right side
    326,000.57x = 85,485,229,645.95
  5. Step 5: Solve for x
    x = 85,485,229,645.95/326,000.57
  6. Step 6: Final answer
    x = 262,224.18

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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.