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Finding the Fourth Proportional to 588,980.90, 883,609.80 and 189,606.75

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Solution

The fourth proportional to 588,980.90, 883,609.80 and 189,606.75 is: 284,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,980.90 : 883,609.80 = 189,606.75 : x
  2. Step 2: Convert to fraction form
    588,980.90/883,609.80 = 189,606.75/x
  3. Step 3: Cross multiply
    588,980.90x = 883,609.80 × 189,606.75
  4. Step 4: Simplify right side
    588,980.90x = 167,538,382,446.15
  5. Step 5: Solve for x
    x = 167,538,382,446.15/588,980.90
  6. Step 6: Final answer
    x = 284,454.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.