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Finding the Fourth Proportional to 228,119.60, 342,762.60 and 202,458.80

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Solution

The fourth proportional to 228,119.60, 342,762.60 and 202,458.80 is: 304,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,119.60 : 342,762.60 = 202,458.80 : x
  2. Step 2: Convert to fraction form
    228,119.60/342,762.60 = 202,458.80/x
  3. Step 3: Cross multiply
    228,119.60x = 342,762.60 × 202,458.80
  4. Step 4: Simplify right side
    228,119.60x = 69,395,304,680.88
  5. Step 5: Solve for x
    x = 69,395,304,680.88/228,119.60
  6. Step 6: Final answer
    x = 304,205.80

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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.