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Finding the Fourth Proportional to 404,264.75, 606,394.70 and 104,744.57

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Solution

The fourth proportional to 404,264.75, 606,394.70 and 104,744.57 is: 157,116.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,264.75 : 606,394.70 = 104,744.57 : x
  2. Step 2: Convert to fraction form
    404,264.75/606,394.70 = 104,744.57/x
  3. Step 3: Cross multiply
    404,264.75x = 606,394.70 × 104,744.57
  4. Step 4: Simplify right side
    404,264.75x = 63,516,551,578.06
  5. Step 5: Solve for x
    x = 63,516,551,578.06/404,264.75
  6. Step 6: Final answer
    x = 157,116.23

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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.