Home / 783,906.08-1,082,324.64-526,169.60

Finding the Fourth Proportional to 783,906.08, 1,082,324.64 and 526,169.60

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Solution

The fourth proportional to 783,906.08, 1,082,324.64 and 526,169.60 is: 726,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,906.08 : 1,082,324.64 = 526,169.60 : x
  2. Step 2: Convert to fraction form
    783,906.08/1,082,324.64 = 526,169.60/x
  3. Step 3: Cross multiply
    783,906.08x = 1,082,324.64 × 526,169.60
  4. Step 4: Simplify right side
    783,906.08x = 569,486,322,898.94
  5. Step 5: Solve for x
    x = 569,486,322,898.94/783,906.08
  6. Step 6: Final answer
    x = 726,472.64

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Double scale
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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.