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Finding the Fourth Proportional to 359,906.54, 496,671.07 and 200,930.54

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Solution

The fourth proportional to 359,906.54, 496,671.07 and 200,930.54 is: 277,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,906.54 : 496,671.07 = 200,930.54 : x
  2. Step 2: Convert to fraction form
    359,906.54/496,671.07 = 200,930.54/x
  3. Step 3: Cross multiply
    359,906.54x = 496,671.07 × 200,930.54
  4. Step 4: Simplify right side
    359,906.54x = 99,796,386,297.48
  5. Step 5: Solve for x
    x = 99,796,386,297.48/359,906.54
  6. Step 6: Final answer
    x = 277,284.17

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1.5x scale

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.