Home / 382,930.00-574,394.73-172,321.90

Finding the Fourth Proportional to 382,930.00, 574,394.73 and 172,321.90

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Solution

The fourth proportional to 382,930.00, 574,394.73 and 172,321.90 is: 258,482.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,930.00 : 574,394.73 = 172,321.90 : x
  2. Step 2: Convert to fraction form
    382,930.00/574,394.73 = 172,321.90/x
  3. Step 3: Cross multiply
    382,930.00x = 574,394.73 × 172,321.90
  4. Step 4: Simplify right side
    382,930.00x = 98,980,793,090.38
  5. Step 5: Solve for x
    x = 98,980,793,090.38/382,930.00
  6. Step 6: Final answer
    x = 258,482.73

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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.