Home / 633,233.20-949,043.40-258,833.20

Finding the Fourth Proportional to 633,233.20, 949,043.40 and 258,833.20

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Solution

The fourth proportional to 633,233.20, 949,043.40 and 258,833.20 is: 387,920.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,233.20 : 949,043.40 = 258,833.20 : x
  2. Step 2: Convert to fraction form
    633,233.20/949,043.40 = 258,833.20/x
  3. Step 3: Cross multiply
    633,233.20x = 949,043.40 × 258,833.20
  4. Step 4: Simplify right side
    633,233.20x = 245,643,940,160.88
  5. Step 5: Solve for x
    x = 245,643,940,160.88/633,233.20
  6. Step 6: Final answer
    x = 387,920.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.