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Finding the Fourth Proportional to 468,430.39, 702,215.03 and 168,837.65

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Solution

The fourth proportional to 468,430.39, 702,215.03 and 168,837.65 is: 253,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,430.39 : 702,215.03 = 168,837.65 : x
  2. Step 2: Convert to fraction form
    468,430.39/702,215.03 = 168,837.65/x
  3. Step 3: Cross multiply
    468,430.39x = 702,215.03 × 168,837.65
  4. Step 4: Simplify right side
    468,430.39x = 118,560,332,370.90
  5. Step 5: Solve for x
    x = 118,560,332,370.90/468,430.39
  6. Step 6: Final answer
    x = 253,101.28

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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.