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Finding the Fourth Proportional to 587,015.85, 880,634.39 and 222,386.68

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Solution

The fourth proportional to 587,015.85, 880,634.39 and 222,386.68 is: 333,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,015.85 : 880,634.39 = 222,386.68 : x
  2. Step 2: Convert to fraction form
    587,015.85/880,634.39 = 222,386.68/x
  3. Step 3: Cross multiply
    587,015.85x = 880,634.39 × 222,386.68
  4. Step 4: Simplify right side
    587,015.85x = 195,841,357,173.99
  5. Step 5: Solve for x
    x = 195,841,357,173.99/587,015.85
  6. Step 6: Final answer
    x = 333,621.92

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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.