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Finding the Fourth Proportional to 546,559.30, 819,954.15 and 230,853.70

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Solution

The fourth proportional to 546,559.30, 819,954.15 and 230,853.70 is: 346,329.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,559.30 : 819,954.15 = 230,853.70 : x
  2. Step 2: Convert to fraction form
    546,559.30/819,954.15 = 230,853.70/x
  3. Step 3: Cross multiply
    546,559.30x = 819,954.15 × 230,853.70
  4. Step 4: Simplify right side
    546,559.30x = 189,289,449,357.86
  5. Step 5: Solve for x
    x = 189,289,449,357.86/546,559.30
  6. Step 6: Final answer
    x = 346,329.21

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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.