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Finding the Fourth Proportional to 468,379.58, 702,489.45 and 168,800.54

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Solution

The fourth proportional to 468,379.58, 702,489.45 and 168,800.54 is: 253,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,379.58 : 702,489.45 = 168,800.54 : x
  2. Step 2: Convert to fraction form
    468,379.58/702,489.45 = 168,800.54/x
  3. Step 3: Cross multiply
    468,379.58x = 702,489.45 × 168,800.54
  4. Step 4: Simplify right side
    468,379.58x = 118,580,598,504.30
  5. Step 5: Solve for x
    x = 118,580,598,504.30/468,379.58
  6. Step 6: Final answer
    x = 253,172.01

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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.