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Finding the Fourth Proportional to 193,207.20, 270,981.60 and 193,207.20

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Solution

The fourth proportional to 193,207.20, 270,981.60 and 193,207.20 is: 270,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,207.20 : 270,981.60 = 193,207.20 : x
  2. Step 2: Convert to fraction form
    193,207.20/270,981.60 = 193,207.20/x
  3. Step 3: Cross multiply
    193,207.20x = 270,981.60 × 193,207.20
  4. Step 4: Simplify right side
    193,207.20x = 52,355,596,187.52
  5. Step 5: Solve for x
    x = 52,355,596,187.52/193,207.20
  6. Step 6: Final answer
    x = 270,981.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.