Home / 326,344.28-450,353.12-183,103.88

Finding the Fourth Proportional to 326,344.28, 450,353.12 and 183,103.88

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Solution

The fourth proportional to 326,344.28, 450,353.12 and 183,103.88 is: 252,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,344.28 : 450,353.12 = 183,103.88 : x
  2. Step 2: Convert to fraction form
    326,344.28/450,353.12 = 183,103.88/x
  3. Step 3: Cross multiply
    326,344.28x = 450,353.12 × 183,103.88
  4. Step 4: Simplify right side
    326,344.28x = 82,461,400,474.82
  5. Step 5: Solve for x
    x = 82,461,400,474.82/326,344.28
  6. Step 6: Final answer
    x = 252,682.23

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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.