Home / 583,991.21-805,719.17-325,826.35

Finding the Fourth Proportional to 583,991.21, 805,719.17 and 325,826.35

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Solution

The fourth proportional to 583,991.21, 805,719.17 and 325,826.35 is: 449,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,991.21 : 805,719.17 = 325,826.35 : x
  2. Step 2: Convert to fraction form
    583,991.21/805,719.17 = 325,826.35/x
  3. Step 3: Cross multiply
    583,991.21x = 805,719.17 × 325,826.35
  4. Step 4: Simplify right side
    583,991.21x = 262,524,535,086.40
  5. Step 5: Solve for x
    x = 262,524,535,086.40/583,991.21
  6. Step 6: Final answer
    x = 449,535.08

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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.