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Finding the Fourth Proportional to 590,627.20, 885,357.60 and 235,166.80

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Solution

The fourth proportional to 590,627.20, 885,357.60 and 235,166.80 is: 352,517.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,627.20 : 885,357.60 = 235,166.80 : x
  2. Step 2: Convert to fraction form
    590,627.20/885,357.60 = 235,166.80/x
  3. Step 3: Cross multiply
    590,627.20x = 885,357.60 × 235,166.80
  4. Step 4: Simplify right side
    590,627.20x = 208,206,713,647.68
  5. Step 5: Solve for x
    x = 208,206,713,647.68/590,627.20
  6. Step 6: Final answer
    x = 352,517.99

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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.