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Finding the Fourth Proportional to 468,726.75, 702,945.01 and 169,169.41

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Solution

The fourth proportional to 468,726.75, 702,945.01 and 169,169.41 is: 253,701.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,726.75 : 702,945.01 = 169,169.41 : x
  2. Step 2: Convert to fraction form
    468,726.75/702,945.01 = 169,169.41/x
  3. Step 3: Cross multiply
    468,726.75x = 702,945.01 × 169,169.41
  4. Step 4: Simplify right side
    468,726.75x = 118,916,792,604.14
  5. Step 5: Solve for x
    x = 118,916,792,604.14/468,726.75
  6. Step 6: Final answer
    x = 253,701.74

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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.