Home / 957,641.35-1,321,549.06-527,912.05

Finding the Fourth Proportional to 957,641.35, 1,321,549.06 and 527,912.05

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Solution

The fourth proportional to 957,641.35, 1,321,549.06 and 527,912.05 is: 728,520.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,641.35 : 1,321,549.06 = 527,912.05 : x
  2. Step 2: Convert to fraction form
    957,641.35/1,321,549.06 = 527,912.05/x
  3. Step 3: Cross multiply
    957,641.35x = 1,321,549.06 × 527,912.05
  4. Step 4: Simplify right side
    957,641.35x = 697,661,666,832.43
  5. Step 5: Solve for x
    x = 697,661,666,832.43/957,641.35
  6. Step 6: Final answer
    x = 728,520.83

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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.