Home / 986,579.20-1,480,325.52-536,764.24

Finding the Fourth Proportional to 986,579.20, 1,480,325.52 and 536,764.24

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Solution

The fourth proportional to 986,579.20, 1,480,325.52 and 536,764.24 is: 805,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,579.20 : 1,480,325.52 = 536,764.24 : x
  2. Step 2: Convert to fraction form
    986,579.20/1,480,325.52 = 536,764.24/x
  3. Step 3: Cross multiply
    986,579.20x = 1,480,325.52 × 536,764.24
  4. Step 4: Simplify right side
    986,579.20x = 794,585,802,695.41
  5. Step 5: Solve for x
    x = 794,585,802,695.41/986,579.20
  6. Step 6: Final answer
    x = 805,394.85

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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.