Home / 347,918.32-521,934.20-123,230.04

Finding the Fourth Proportional to 347,918.32, 521,934.20 and 123,230.04

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Solution

The fourth proportional to 347,918.32, 521,934.20 and 123,230.04 is: 184,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,918.32 : 521,934.20 = 123,230.04 : x
  2. Step 2: Convert to fraction form
    347,918.32/521,934.20 = 123,230.04/x
  3. Step 3: Cross multiply
    347,918.32x = 521,934.20 × 123,230.04
  4. Step 4: Simplify right side
    347,918.32x = 64,317,972,343.37
  5. Step 5: Solve for x
    x = 64,317,972,343.37/347,918.32
  6. Step 6: Final answer
    x = 184,865.15

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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.