Home / 383,072.15-575,116.11-327,270.84

Finding the Fourth Proportional to 383,072.15, 575,116.11 and 327,270.84

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Solution

The fourth proportional to 383,072.15, 575,116.11 and 327,270.84 is: 491,340.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,072.15 : 575,116.11 = 327,270.84 : x
  2. Step 2: Convert to fraction form
    383,072.15/575,116.11 = 327,270.84/x
  3. Step 3: Cross multiply
    383,072.15x = 575,116.11 × 327,270.84
  4. Step 4: Simplify right side
    383,072.15x = 188,218,732,417.23
  5. Step 5: Solve for x
    x = 188,218,732,417.23/383,072.15
  6. Step 6: Final answer
    x = 491,340.16

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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.