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Finding the Fourth Proportional to 437,859.56, 604,245.90 and 236,655.56

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Solution

The fourth proportional to 437,859.56, 604,245.90 and 236,655.56 is: 326,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,859.56 : 604,245.90 = 236,655.56 : x
  2. Step 2: Convert to fraction form
    437,859.56/604,245.90 = 236,655.56/x
  3. Step 3: Cross multiply
    437,859.56x = 604,245.90 × 236,655.56
  4. Step 4: Simplify right side
    437,859.56x = 142,998,148,820.98
  5. Step 5: Solve for x
    x = 142,998,148,820.98/437,859.56
  6. Step 6: Final answer
    x = 326,584.51

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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.