Home / 928,395.76-1,281,183.96-525,987.76

Finding the Fourth Proportional to 928,395.76, 1,281,183.96 and 525,987.76

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Solution

The fourth proportional to 928,395.76, 1,281,183.96 and 525,987.76 is: 725,861.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,395.76 : 1,281,183.96 = 525,987.76 : x
  2. Step 2: Convert to fraction form
    928,395.76/1,281,183.96 = 525,987.76/x
  3. Step 3: Cross multiply
    928,395.76x = 1,281,183.96 × 525,987.76
  4. Step 4: Simplify right side
    928,395.76x = 673,887,081,268.33
  5. Step 5: Solve for x
    x = 673,887,081,268.33/928,395.76
  6. Step 6: Final answer
    x = 725,861.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.