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Finding the Fourth Proportional to 468,291.36, 702,006.47 and 168,698.67

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Solution

The fourth proportional to 468,291.36, 702,006.47 and 168,698.67 is: 252,892.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,291.36 : 702,006.47 = 168,698.67 : x
  2. Step 2: Convert to fraction form
    468,291.36/702,006.47 = 168,698.67/x
  3. Step 3: Cross multiply
    468,291.36x = 702,006.47 × 168,698.67
  4. Step 4: Simplify right side
    468,291.36x = 118,427,556,976.90
  5. Step 5: Solve for x
    x = 118,427,556,976.90/468,291.36
  6. Step 6: Final answer
    x = 252,892.89

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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.