Home / 957,550.71-1,321,428.87-527,846.25

Finding the Fourth Proportional to 957,550.71, 1,321,428.87 and 527,846.25

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Solution

The fourth proportional to 957,550.71, 1,321,428.87 and 527,846.25 is: 728,432.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,550.71 : 1,321,428.87 = 527,846.25 : x
  2. Step 2: Convert to fraction form
    957,550.71/1,321,428.87 = 527,846.25/x
  3. Step 3: Cross multiply
    957,550.71x = 1,321,428.87 × 527,846.25
  4. Step 4: Simplify right side
    957,550.71x = 697,511,273,671.24
  5. Step 5: Solve for x
    x = 697,511,273,671.24/957,550.71
  6. Step 6: Final answer
    x = 728,432.73

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1.5x scale

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.