Home / 326,113.56-450,147.24-205,457.04

Finding the Fourth Proportional to 326,113.56, 450,147.24 and 205,457.04

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Solution

The fourth proportional to 326,113.56, 450,147.24 and 205,457.04 is: 283,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,113.56 : 450,147.24 = 205,457.04 : x
  2. Step 2: Convert to fraction form
    326,113.56/450,147.24 = 205,457.04/x
  3. Step 3: Cross multiply
    326,113.56x = 450,147.24 × 205,457.04
  4. Step 4: Simplify right side
    326,113.56x = 92,485,919,494.57
  5. Step 5: Solve for x
    x = 92,485,919,494.57/326,113.56
  6. Step 6: Final answer
    x = 283,600.35

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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.