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Finding the Fourth Proportional to 397,758.40, 596,119.20 and 184,501.60

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Solution

The fourth proportional to 397,758.40, 596,119.20 and 184,501.60 is: 276,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,758.40 : 596,119.20 = 184,501.60 : x
  2. Step 2: Convert to fraction form
    397,758.40/596,119.20 = 184,501.60/x
  3. Step 3: Cross multiply
    397,758.40x = 596,119.20 × 184,501.60
  4. Step 4: Simplify right side
    397,758.40x = 109,984,946,190.72
  5. Step 5: Solve for x
    x = 109,984,946,190.72/397,758.40
  6. Step 6: Final answer
    x = 276,511.94

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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.