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Finding the Fourth Proportional to 468,202.50, 702,137.70 and 168,602.67

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Solution

The fourth proportional to 468,202.50, 702,137.70 and 168,602.67 is: 252,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,202.50 : 702,137.70 = 168,602.67 : x
  2. Step 2: Convert to fraction form
    468,202.50/702,137.70 = 168,602.67/x
  3. Step 3: Cross multiply
    468,202.50x = 702,137.70 × 168,602.67
  4. Step 4: Simplify right side
    468,202.50x = 118,382,290,927.66
  5. Step 5: Solve for x
    x = 118,382,290,927.66/468,202.50
  6. Step 6: Final answer
    x = 252,844.21

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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.