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Finding the Fourth Proportional to 605,176.48, 907,830.48 and 226,278.73

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Solution

The fourth proportional to 605,176.48, 907,830.48 and 226,278.73 is: 339,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,176.48 : 907,830.48 = 226,278.73 : x
  2. Step 2: Convert to fraction form
    605,176.48/907,830.48 = 226,278.73/x
  3. Step 3: Cross multiply
    605,176.48x = 907,830.48 × 226,278.73
  4. Step 4: Simplify right side
    605,176.48x = 205,422,730,053.02
  5. Step 5: Solve for x
    x = 205,422,730,053.02/605,176.48
  6. Step 6: Final answer
    x = 339,442.69

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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.