Home / 775,863.95-1,163,216.10-535,291.37

Finding the Fourth Proportional to 775,863.95, 1,163,216.10 and 535,291.37

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Solution

The fourth proportional to 775,863.95, 1,163,216.10 and 535,291.37 is: 802,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,863.95 : 1,163,216.10 = 535,291.37 : x
  2. Step 2: Convert to fraction form
    775,863.95/1,163,216.10 = 535,291.37/x
  3. Step 3: Cross multiply
    775,863.95x = 1,163,216.10 × 535,291.37
  4. Step 4: Simplify right side
    775,863.95x = 622,659,539,775.06
  5. Step 5: Solve for x
    x = 622,659,539,775.06/775,863.95
  6. Step 6: Final answer
    x = 802,537.02

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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.