Home / 683,114.40-1,024,963.20-327,945.60

Finding the Fourth Proportional to 683,114.40, 1,024,963.20 and 327,945.60

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Solution

The fourth proportional to 683,114.40, 1,024,963.20 and 327,945.60 is: 492,058.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,114.40 : 1,024,963.20 = 327,945.60 : x
  2. Step 2: Convert to fraction form
    683,114.40/1,024,963.20 = 327,945.60/x
  3. Step 3: Cross multiply
    683,114.40x = 1,024,963.20 × 327,945.60
  4. Step 4: Simplify right side
    683,114.40x = 336,132,171,601.92
  5. Step 5: Solve for x
    x = 336,132,171,601.92/683,114.40
  6. Step 6: Final answer
    x = 492,058.39

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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.