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Finding the Fourth Proportional to 599,598.40, 827,431.68 and 327,654.40

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Solution

The fourth proportional to 599,598.40, 827,431.68 and 327,654.40 is: 452,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,598.40 : 827,431.68 = 327,654.40 : x
  2. Step 2: Convert to fraction form
    599,598.40/827,431.68 = 327,654.40/x
  3. Step 3: Cross multiply
    599,598.40x = 827,431.68 × 327,654.40
  4. Step 4: Simplify right side
    599,598.40x = 271,111,630,651.39
  5. Step 5: Solve for x
    x = 271,111,630,651.39/599,598.40
  6. Step 6: Final answer
    x = 452,155.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.