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Finding the Fourth Proportional to 357,788.40, 536,747.40 and 179,847.60

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Solution

The fourth proportional to 357,788.40, 536,747.40 and 179,847.60 is: 269,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,788.40 : 536,747.40 = 179,847.60 : x
  2. Step 2: Convert to fraction form
    357,788.40/536,747.40 = 179,847.60/x
  3. Step 3: Cross multiply
    357,788.40x = 536,747.40 × 179,847.60
  4. Step 4: Simplify right side
    357,788.40x = 96,532,731,696.24
  5. Step 5: Solve for x
    x = 96,532,731,696.24/357,788.40
  6. Step 6: Final answer
    x = 269,803.97

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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.