Home / 957,538.98-1,321,403.40-527,826.29

Finding the Fourth Proportional to 957,538.98, 1,321,403.40 and 527,826.29

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Solution

The fourth proportional to 957,538.98, 1,321,403.40 and 527,826.29 is: 728,400.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,538.98 : 1,321,403.40 = 527,826.29 : x
  2. Step 2: Convert to fraction form
    957,538.98/1,321,403.40 = 527,826.29/x
  3. Step 3: Cross multiply
    957,538.98x = 1,321,403.40 × 527,826.29
  4. Step 4: Simplify right side
    957,538.98x = 697,471,447,608.37
  5. Step 5: Solve for x
    x = 697,471,447,608.37/957,538.98
  6. Step 6: Final answer
    x = 728,400.06

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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.