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Finding the Fourth Proportional to 335,891.79, 463,500.16 and 199,903.79

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Solution

The fourth proportional to 335,891.79, 463,500.16 and 199,903.79 is: 275,849.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,891.79 : 463,500.16 = 199,903.79 : x
  2. Step 2: Convert to fraction form
    335,891.79/463,500.16 = 199,903.79/x
  3. Step 3: Cross multiply
    335,891.79x = 463,500.16 × 199,903.79
  4. Step 4: Simplify right side
    335,891.79x = 92,655,439,308.60
  5. Step 5: Solve for x
    x = 92,655,439,308.60/335,891.79
  6. Step 6: Final answer
    x = 275,849.07

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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.