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Finding the Fourth Proportional to 587,233.10, 880,849.65 and 539,993.90

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Solution

The fourth proportional to 587,233.10, 880,849.65 and 539,993.90 is: 809,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,233.10 : 880,849.65 = 539,993.90 : x
  2. Step 2: Convert to fraction form
    587,233.10/880,849.65 = 539,993.90/x
  3. Step 3: Cross multiply
    587,233.10x = 880,849.65 × 539,993.90
  4. Step 4: Simplify right side
    587,233.10x = 475,653,437,817.14
  5. Step 5: Solve for x
    x = 475,653,437,817.14/587,233.10
  6. Step 6: Final answer
    x = 809,990.85

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Similar ratio
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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.