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Finding the Fourth Proportional to 584,536.60, 806,573.96 and 354,974.48

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Solution

The fourth proportional to 584,536.60, 806,573.96 and 354,974.48 is: 489,812.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,536.60 : 806,573.96 = 354,974.48 : x
  2. Step 2: Convert to fraction form
    584,536.60/806,573.96 = 354,974.48/x
  3. Step 3: Cross multiply
    584,536.60x = 806,573.96 × 354,974.48
  4. Step 4: Simplify right side
    584,536.60x = 286,313,172,032.54
  5. Step 5: Solve for x
    x = 286,313,172,032.54/584,536.60
  6. Step 6: Final answer
    x = 489,812.22

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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.