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Finding the Fourth Proportional to 650,579.94, 897,894.60 and 374,884.16

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Solution

The fourth proportional to 650,579.94, 897,894.60 and 374,884.16 is: 517,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,579.94 : 897,894.60 = 374,884.16 : x
  2. Step 2: Convert to fraction form
    650,579.94/897,894.60 = 374,884.16/x
  3. Step 3: Cross multiply
    650,579.94x = 897,894.60 × 374,884.16
  4. Step 4: Simplify right side
    650,579.94x = 336,606,456,525.64
  5. Step 5: Solve for x
    x = 336,606,456,525.64/650,579.94
  6. Step 6: Final answer
    x = 517,394.46

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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.