Home / 683,969.76-1,025,775.90-204,084.72

Finding the Fourth Proportional to 683,969.76, 1,025,775.90 and 204,084.72

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Solution

The fourth proportional to 683,969.76, 1,025,775.90 and 204,084.72 is: 306,073.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,969.76 : 1,025,775.90 = 204,084.72 : x
  2. Step 2: Convert to fraction form
    683,969.76/1,025,775.90 = 204,084.72/x
  3. Step 3: Cross multiply
    683,969.76x = 1,025,775.90 × 204,084.72
  4. Step 4: Simplify right side
    683,969.76x = 209,345,187,334.25
  5. Step 5: Solve for x
    x = 209,345,187,334.25/683,969.76
  6. Step 6: Final answer
    x = 306,073.75

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Double scale
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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.