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Finding the Fourth Proportional to 283,500.80, 424,813.80 and 245,884.40

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Solution

The fourth proportional to 283,500.80, 424,813.80 and 245,884.40 is: 368,447.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,500.80 : 424,813.80 = 245,884.40 : x
  2. Step 2: Convert to fraction form
    283,500.80/424,813.80 = 245,884.40/x
  3. Step 3: Cross multiply
    283,500.80x = 424,813.80 × 245,884.40
  4. Step 4: Simplify right side
    283,500.80x = 104,455,086,324.72
  5. Step 5: Solve for x
    x = 104,455,086,324.72/283,500.80
  6. Step 6: Final answer
    x = 368,447.24

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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.