Home / 583,761.12-805,579.61-329,112.51

Finding the Fourth Proportional to 583,761.12, 805,579.61 and 329,112.51

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Solution

The fourth proportional to 583,761.12, 805,579.61 and 329,112.51 is: 454,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,761.12 : 805,579.61 = 329,112.51 : x
  2. Step 2: Convert to fraction form
    583,761.12/805,579.61 = 329,112.51/x
  3. Step 3: Cross multiply
    583,761.12x = 805,579.61 × 329,112.51
  4. Step 4: Simplify right side
    583,761.12x = 265,126,325,806.36
  5. Step 5: Solve for x
    x = 265,126,325,806.36/583,761.12
  6. Step 6: Final answer
    x = 454,169.21

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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.