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Finding the Fourth Proportional to 228,213.60, 341,664.30 and 201,969.60

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Solution

The fourth proportional to 228,213.60, 341,664.30 and 201,969.60 is: 302,373.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,213.60 : 341,664.30 = 201,969.60 : x
  2. Step 2: Convert to fraction form
    228,213.60/341,664.30 = 201,969.60/x
  3. Step 3: Cross multiply
    228,213.60x = 341,664.30 × 201,969.60
  4. Step 4: Simplify right side
    228,213.60x = 69,005,802,005.28
  5. Step 5: Solve for x
    x = 69,005,802,005.28/228,213.60
  6. Step 6: Final answer
    x = 302,373.75

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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.