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Finding the Fourth Proportional to 341,608.40, 512,412.60 and 336,359.60

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Solution

The fourth proportional to 341,608.40, 512,412.60 and 336,359.60 is: 504,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,608.40 : 512,412.60 = 336,359.60 : x
  2. Step 2: Convert to fraction form
    341,608.40/512,412.60 = 336,359.60/x
  3. Step 3: Cross multiply
    341,608.40x = 512,412.60 × 336,359.60
  4. Step 4: Simplify right side
    341,608.40x = 172,354,897,170.96
  5. Step 5: Solve for x
    x = 172,354,897,170.96/341,608.40
  6. Step 6: Final answer
    x = 504,539.40

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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.