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Finding the Fourth Proportional to 567,042.70, 850,564.05 and 193,065.70

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Solution

The fourth proportional to 567,042.70, 850,564.05 and 193,065.70 is: 289,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,042.70 : 850,564.05 = 193,065.70 : x
  2. Step 2: Convert to fraction form
    567,042.70/850,564.05 = 193,065.70/x
  3. Step 3: Cross multiply
    567,042.70x = 850,564.05 × 193,065.70
  4. Step 4: Simplify right side
    567,042.70x = 164,214,743,708.09
  5. Step 5: Solve for x
    x = 164,214,743,708.09/567,042.70
  6. Step 6: Final answer
    x = 289,598.55

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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.