Home / 998,828.28-1,498,256.26-324,913.11

Finding the Fourth Proportional to 998,828.28, 1,498,256.26 and 324,913.11

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Solution

The fourth proportional to 998,828.28, 1,498,256.26 and 324,913.11 is: 487,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,828.28 : 1,498,256.26 = 324,913.11 : x
  2. Step 2: Convert to fraction form
    998,828.28/1,498,256.26 = 324,913.11/x
  3. Step 3: Cross multiply
    998,828.28x = 1,498,256.26 × 324,913.11
  4. Step 4: Simplify right side
    998,828.28x = 486,803,101,013.57
  5. Step 5: Solve for x
    x = 486,803,101,013.57/998,828.28
  6. Step 6: Final answer
    x = 487,374.17

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