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Finding the Fourth Proportional to 431,083.30, 594,840.33 and 249,793.54

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Solution

The fourth proportional to 431,083.30, 594,840.33 and 249,793.54 is: 344,683.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,083.30 : 594,840.33 = 249,793.54 : x
  2. Step 2: Convert to fraction form
    431,083.30/594,840.33 = 249,793.54/x
  3. Step 3: Cross multiply
    431,083.30x = 594,840.33 × 249,793.54
  4. Step 4: Simplify right side
    431,083.30x = 148,587,271,765.47
  5. Step 5: Solve for x
    x = 148,587,271,765.47/431,083.30
  6. Step 6: Final answer
    x = 344,683.43

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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.