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Finding the Fourth Proportional to 469,161.73, 647,385.24 and 333,146.05

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Solution

The fourth proportional to 469,161.73, 647,385.24 and 333,146.05 is: 459,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,161.73 : 647,385.24 = 333,146.05 : x
  2. Step 2: Convert to fraction form
    469,161.73/647,385.24 = 333,146.05/x
  3. Step 3: Cross multiply
    469,161.73x = 647,385.24 × 333,146.05
  4. Step 4: Simplify right side
    469,161.73x = 215,673,835,534.30
  5. Step 5: Solve for x
    x = 215,673,835,534.30/469,161.73
  6. Step 6: Final answer
    x = 459,700.40

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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.