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Finding the Fourth Proportional to 329,137.14, 454,209.57 and 185,897.46

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Solution

The fourth proportional to 329,137.14, 454,209.57 and 185,897.46 is: 256,538.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,137.14 : 454,209.57 = 185,897.46 : x
  2. Step 2: Convert to fraction form
    329,137.14/454,209.57 = 185,897.46/x
  3. Step 3: Cross multiply
    329,137.14x = 454,209.57 × 185,897.46
  4. Step 4: Simplify right side
    329,137.14x = 84,436,405,370.69
  5. Step 5: Solve for x
    x = 84,436,405,370.69/329,137.14
  6. Step 6: Final answer
    x = 256,538.67

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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.