Home / 957,441.90-1,321,272.51-527,723.74

Finding the Fourth Proportional to 957,441.90, 1,321,272.51 and 527,723.74

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Solution

The fourth proportional to 957,441.90, 1,321,272.51 and 527,723.74 is: 728,260.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,441.90 : 1,321,272.51 = 527,723.74 : x
  2. Step 2: Convert to fraction form
    957,441.90/1,321,272.51 = 527,723.74/x
  3. Step 3: Cross multiply
    957,441.90x = 1,321,272.51 × 527,723.74
  4. Step 4: Simplify right side
    957,441.90x = 697,266,870,209.01
  5. Step 5: Solve for x
    x = 697,266,870,209.01/957,441.90
  6. Step 6: Final answer
    x = 728,260.24

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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.