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Finding the Fourth Proportional to 311,409.60, 467,114.40 and 241,425.60

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Solution

The fourth proportional to 311,409.60, 467,114.40 and 241,425.60 is: 362,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,409.60 : 467,114.40 = 241,425.60 : x
  2. Step 2: Convert to fraction form
    311,409.60/467,114.40 = 241,425.60/x
  3. Step 3: Cross multiply
    311,409.60x = 467,114.40 × 241,425.60
  4. Step 4: Simplify right side
    311,409.60x = 112,773,374,288.64
  5. Step 5: Solve for x
    x = 112,773,374,288.64/311,409.60
  6. Step 6: Final answer
    x = 362,138.40

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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.