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Finding the Fourth Proportional to 583,906.98, 805,790.51 and 325,768.57

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Solution

The fourth proportional to 583,906.98, 805,790.51 and 325,768.57 is: 449,560.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,906.98 : 805,790.51 = 325,768.57 : x
  2. Step 2: Convert to fraction form
    583,906.98/805,790.51 = 325,768.57/x
  3. Step 3: Cross multiply
    583,906.98x = 805,790.51 × 325,768.57
  4. Step 4: Simplify right side
    583,906.98x = 262,501,219,186.14
  5. Step 5: Solve for x
    x = 262,501,219,186.14/583,906.98
  6. Step 6: Final answer
    x = 449,560.00

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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.