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Finding the Fourth Proportional to 468,365.50, 702,550.08 and 113,378.94

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Solution

The fourth proportional to 468,365.50, 702,550.08 and 113,378.94 is: 170,068.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,365.50 : 702,550.08 = 113,378.94 : x
  2. Step 2: Convert to fraction form
    468,365.50/702,550.08 = 113,378.94/x
  3. Step 3: Cross multiply
    468,365.50x = 702,550.08 × 113,378.94
  4. Step 4: Simplify right side
    468,365.50x = 79,654,383,367.32
  5. Step 5: Solve for x
    x = 79,654,383,367.32/468,365.50
  6. Step 6: Final answer
    x = 170,068.85

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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.