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Finding the Fourth Proportional to 235,598.40, 353,397.60 and 188,942.40

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Solution

The fourth proportional to 235,598.40, 353,397.60 and 188,942.40 is: 283,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,598.40 : 353,397.60 = 188,942.40 : x
  2. Step 2: Convert to fraction form
    235,598.40/353,397.60 = 188,942.40/x
  3. Step 3: Cross multiply
    235,598.40x = 353,397.60 × 188,942.40
  4. Step 4: Simplify right side
    235,598.40x = 66,771,790,698.24
  5. Step 5: Solve for x
    x = 66,771,790,698.24/235,598.40
  6. Step 6: Final answer
    x = 283,413.60

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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.