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Finding the Fourth Proportional to 374,524.67, 516,496.64 and 238,416.73

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Solution

The fourth proportional to 374,524.67, 516,496.64 and 238,416.73 is: 328,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,524.67 : 516,496.64 = 238,416.73 : x
  2. Step 2: Convert to fraction form
    374,524.67/516,496.64 = 238,416.73/x
  3. Step 3: Cross multiply
    374,524.67x = 516,496.64 × 238,416.73
  4. Step 4: Simplify right side
    374,524.67x = 123,141,437,481.46
  5. Step 5: Solve for x
    x = 123,141,437,481.46/374,524.67
  6. Step 6: Final answer
    x = 328,793.93

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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.