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Finding the Fourth Proportional to 583,716.68, 805,494.30 and 338,682.52

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Solution

The fourth proportional to 583,716.68, 805,494.30 and 338,682.52 is: 467,361.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,716.68 : 805,494.30 = 338,682.52 : x
  2. Step 2: Convert to fraction form
    583,716.68/805,494.30 = 338,682.52/x
  3. Step 3: Cross multiply
    583,716.68x = 805,494.30 × 338,682.52
  4. Step 4: Simplify right side
    583,716.68x = 272,806,839,369.64
  5. Step 5: Solve for x
    x = 272,806,839,369.64/583,716.68
  6. Step 6: Final answer
    x = 467,361.73

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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.