Home / 379,820.07-569,563.92-180,197.46

Finding the Fourth Proportional to 379,820.07, 569,563.92 and 180,197.46

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Solution

The fourth proportional to 379,820.07, 569,563.92 and 180,197.46 is: 270,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,820.07 : 569,563.92 = 180,197.46 : x
  2. Step 2: Convert to fraction form
    379,820.07/569,563.92 = 180,197.46/x
  3. Step 3: Cross multiply
    379,820.07x = 569,563.92 × 180,197.46
  4. Step 4: Simplify right side
    379,820.07x = 102,633,971,691.64
  5. Step 5: Solve for x
    x = 102,633,971,691.64/379,820.07
  6. Step 6: Final answer
    x = 270,217.35

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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.