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Finding the Fourth Proportional to 594,969.54, 821,733.97 and 401,042.78

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Solution

The fourth proportional to 594,969.54, 821,733.97 and 401,042.78 is: 553,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,969.54 : 821,733.97 = 401,042.78 : x
  2. Step 2: Convert to fraction form
    594,969.54/821,733.97 = 401,042.78/x
  3. Step 3: Cross multiply
    594,969.54x = 821,733.97 × 401,042.78
  4. Step 4: Simplify right side
    594,969.54x = 329,550,471,640.57
  5. Step 5: Solve for x
    x = 329,550,471,640.57/594,969.54
  6. Step 6: Final answer
    x = 553,894.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.