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Finding the Fourth Proportional to 329,588.94, 454,836.24 and 193,628.55

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Solution

The fourth proportional to 329,588.94, 454,836.24 and 193,628.55 is: 267,209.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,588.94 : 454,836.24 = 193,628.55 : x
  2. Step 2: Convert to fraction form
    329,588.94/454,836.24 = 193,628.55/x
  3. Step 3: Cross multiply
    329,588.94x = 454,836.24 × 193,628.55
  4. Step 4: Simplify right side
    329,588.94x = 88,069,281,638.65
  5. Step 5: Solve for x
    x = 88,069,281,638.65/329,588.94
  6. Step 6: Final answer
    x = 267,209.46

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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.