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Finding the Fourth Proportional to 283,333.80, 425,000.70 and 264,671.40

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Solution

The fourth proportional to 283,333.80, 425,000.70 and 264,671.40 is: 397,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,333.80 : 425,000.70 = 264,671.40 : x
  2. Step 2: Convert to fraction form
    283,333.80/425,000.70 = 264,671.40/x
  3. Step 3: Cross multiply
    283,333.80x = 425,000.70 × 264,671.40
  4. Step 4: Simplify right side
    283,333.80x = 112,485,530,269.98
  5. Step 5: Solve for x
    x = 112,485,530,269.98/283,333.80
  6. Step 6: Final answer
    x = 397,007.10

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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.