Home / 329,669.34-454,867.29-227,784.30

Finding the Fourth Proportional to 329,669.34, 454,867.29 and 227,784.30

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Solution

The fourth proportional to 329,669.34, 454,867.29 and 227,784.30 is: 314,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,669.34 : 454,867.29 = 227,784.30 : x
  2. Step 2: Convert to fraction form
    329,669.34/454,867.29 = 227,784.30/x
  3. Step 3: Cross multiply
    329,669.34x = 454,867.29 × 227,784.30
  4. Step 4: Simplify right side
    329,669.34x = 103,611,627,245.55
  5. Step 5: Solve for x
    x = 103,611,627,245.55/329,669.34
  6. Step 6: Final answer
    x = 314,289.55

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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.