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Finding the Fourth Proportional to 193,232.40, 289,848.60 and 158,211.60

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Solution

The fourth proportional to 193,232.40, 289,848.60 and 158,211.60 is: 237,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,232.40 : 289,848.60 = 158,211.60 : x
  2. Step 2: Convert to fraction form
    193,232.40/289,848.60 = 158,211.60/x
  3. Step 3: Cross multiply
    193,232.40x = 289,848.60 × 158,211.60
  4. Step 4: Simplify right side
    193,232.40x = 45,857,410,763.76
  5. Step 5: Solve for x
    x = 45,857,410,763.76/193,232.40
  6. Step 6: Final answer
    x = 237,317.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.