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Finding the Fourth Proportional to 184,013.20, 257,968.40 and 184,013.20

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Solution

The fourth proportional to 184,013.20, 257,968.40 and 184,013.20 is: 257,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,013.20 : 257,968.40 = 184,013.20 : x
  2. Step 2: Convert to fraction form
    184,013.20/257,968.40 = 184,013.20/x
  3. Step 3: Cross multiply
    184,013.20x = 257,968.40 × 184,013.20
  4. Step 4: Simplify right side
    184,013.20x = 47,469,590,782.88
  5. Step 5: Solve for x
    x = 47,469,590,782.88/184,013.20
  6. Step 6: Final answer
    x = 257,968.40

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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.