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Finding the Fourth Proportional to 576,250.56, 795,193.38 and 321,618.12

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Solution

The fourth proportional to 576,250.56, 795,193.38 and 321,618.12 is: 443,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,250.56 : 795,193.38 = 321,618.12 : x
  2. Step 2: Convert to fraction form
    576,250.56/795,193.38 = 321,618.12/x
  3. Step 3: Cross multiply
    576,250.56x = 795,193.38 × 321,618.12
  4. Step 4: Simplify right side
    576,250.56x = 255,748,599,912.05
  5. Step 5: Solve for x
    x = 255,748,599,912.05/576,250.56
  6. Step 6: Final answer
    x = 443,814.93

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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.