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Finding the Fourth Proportional to 329,569.53, 454,809.53 and 193,609.21

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Solution

The fourth proportional to 329,569.53, 454,809.53 and 193,609.21 is: 267,182.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,569.53 : 454,809.53 = 193,609.21 : x
  2. Step 2: Convert to fraction form
    329,569.53/454,809.53 = 193,609.21/x
  3. Step 3: Cross multiply
    329,569.53x = 454,809.53 × 193,609.21
  4. Step 4: Simplify right side
    329,569.53x = 88,055,313,150.77
  5. Step 5: Solve for x
    x = 88,055,313,150.77/329,569.53
  6. Step 6: Final answer
    x = 267,182.81

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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.