Home / 872,537.96-1,308,823.56-273,485.96

Finding the Fourth Proportional to 872,537.96, 1,308,823.56 and 273,485.96

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Solution

The fourth proportional to 872,537.96, 1,308,823.56 and 273,485.96 is: 410,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,537.96 : 1,308,823.56 = 273,485.96 : x
  2. Step 2: Convert to fraction form
    872,537.96/1,308,823.56 = 273,485.96/x
  3. Step 3: Cross multiply
    872,537.96x = 1,308,823.56 × 273,485.96
  4. Step 4: Simplify right side
    872,537.96x = 357,944,867,777.22
  5. Step 5: Solve for x
    x = 357,944,867,777.22/872,537.96
  6. Step 6: Final answer
    x = 410,234.15

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1.5x scale

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.