Home / 326,161.56-450,213.48-205,505.04

Finding the Fourth Proportional to 326,161.56, 450,213.48 and 205,505.04

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Solution

The fourth proportional to 326,161.56, 450,213.48 and 205,505.04 is: 283,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,161.56 : 450,213.48 = 205,505.04 : x
  2. Step 2: Convert to fraction form
    326,161.56/450,213.48 = 205,505.04/x
  3. Step 3: Cross multiply
    326,161.56x = 450,213.48 × 205,505.04
  4. Step 4: Simplify right side
    326,161.56x = 92,521,139,215.94
  5. Step 5: Solve for x
    x = 92,521,139,215.94/326,161.56
  6. Step 6: Final answer
    x = 283,666.60

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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.