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Finding the Fourth Proportional to 573,046.67, 859,673.77 and 188,816.05

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Solution

The fourth proportional to 573,046.67, 859,673.77 and 188,816.05 is: 283,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,046.67 : 859,673.77 = 188,816.05 : x
  2. Step 2: Convert to fraction form
    573,046.67/859,673.77 = 188,816.05/x
  3. Step 3: Cross multiply
    573,046.67x = 859,673.77 × 188,816.05
  4. Step 4: Simplify right side
    573,046.67x = 162,320,205,540.01
  5. Step 5: Solve for x
    x = 162,320,205,540.01/573,046.67
  6. Step 6: Final answer
    x = 283,258.27

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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.