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Finding the Fourth Proportional to 415,858.15, 573,887.69 and 229,595.61

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Solution

The fourth proportional to 415,858.15, 573,887.69 and 229,595.61 is: 316,843.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,858.15 : 573,887.69 = 229,595.61 : x
  2. Step 2: Convert to fraction form
    415,858.15/573,887.69 = 229,595.61/x
  3. Step 3: Cross multiply
    415,858.15x = 573,887.69 × 229,595.61
  4. Step 4: Simplify right side
    415,858.15x = 131,762,094,257.04
  5. Step 5: Solve for x
    x = 131,762,094,257.04/415,858.15
  6. Step 6: Final answer
    x = 316,843.84

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