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Finding the Fourth Proportional to 599,577.12, 827,416.56 and 331,305.12

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Solution

The fourth proportional to 599,577.12, 827,416.56 and 331,305.12 is: 457,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,577.12 : 827,416.56 = 331,305.12 : x
  2. Step 2: Convert to fraction form
    599,577.12/827,416.56 = 331,305.12/x
  3. Step 3: Cross multiply
    599,577.12x = 827,416.56 × 331,305.12
  4. Step 4: Simplify right side
    599,577.12x = 274,127,342,700.79
  5. Step 5: Solve for x
    x = 274,127,342,700.79/599,577.12
  6. Step 6: Final answer
    x = 457,201.14

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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.