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Finding the Fourth Proportional to 303,569.01, 455,375.52 and 116,580.51

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Solution

The fourth proportional to 303,569.01, 455,375.52 and 116,580.51 is: 174,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,569.01 : 455,375.52 = 116,580.51 : x
  2. Step 2: Convert to fraction form
    303,569.01/455,375.52 = 116,580.51/x
  3. Step 3: Cross multiply
    303,569.01x = 455,375.52 × 116,580.51
  4. Step 4: Simplify right side
    303,569.01x = 53,087,910,363.12
  5. Step 5: Solve for x
    x = 53,087,910,363.12/303,569.01
  6. Step 6: Final answer
    x = 174,879.22

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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.