Home / 930,450.56-1,395,675.84-256,537.04

Finding the Fourth Proportional to 930,450.56, 1,395,675.84 and 256,537.04

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Solution

The fourth proportional to 930,450.56, 1,395,675.84 and 256,537.04 is: 384,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,450.56 : 1,395,675.84 = 256,537.04 : x
  2. Step 2: Convert to fraction form
    930,450.56/1,395,675.84 = 256,537.04/x
  3. Step 3: Cross multiply
    930,450.56x = 1,395,675.84 × 256,537.04
  4. Step 4: Simplify right side
    930,450.56x = 358,042,548,793.11
  5. Step 5: Solve for x
    x = 358,042,548,793.11/930,450.56
  6. Step 6: Final answer
    x = 384,805.56

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Double scale
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Similar ratio
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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.