Home / 569,619.00-786,072.17-321,241.21

Finding the Fourth Proportional to 569,619.00, 786,072.17 and 321,241.21

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Solution

The fourth proportional to 569,619.00, 786,072.17 and 321,241.21 is: 443,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,619.00 : 786,072.17 = 321,241.21 : x
  2. Step 2: Convert to fraction form
    569,619.00/786,072.17 = 321,241.21/x
  3. Step 3: Cross multiply
    569,619.00x = 786,072.17 × 321,241.21
  4. Step 4: Simplify right side
    569,619.00x = 252,518,774,235.02
  5. Step 5: Solve for x
    x = 252,518,774,235.02/569,619.00
  6. Step 6: Final answer
    x = 443,311.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.