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Finding the Fourth Proportional to 587,126.16, 880,687.62 and 166,405.68

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Solution

The fourth proportional to 587,126.16, 880,687.62 and 166,405.68 is: 249,608.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,126.16 : 880,687.62 = 166,405.68 : x
  2. Step 2: Convert to fraction form
    587,126.16/880,687.62 = 166,405.68/x
  3. Step 3: Cross multiply
    587,126.16x = 880,687.62 × 166,405.68
  4. Step 4: Simplify right side
    587,126.16x = 146,551,422,273.68
  5. Step 5: Solve for x
    x = 146,551,422,273.68/587,126.16
  6. Step 6: Final answer
    x = 249,608.06

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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.