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Finding the Fourth Proportional to 468,166.80, 701,062.20 and 257,566.80

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Solution

The fourth proportional to 468,166.80, 701,062.20 and 257,566.80 is: 385,696.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,166.80 : 701,062.20 = 257,566.80 : x
  2. Step 2: Convert to fraction form
    468,166.80/701,062.20 = 257,566.80/x
  3. Step 3: Cross multiply
    468,166.80x = 701,062.20 × 257,566.80
  4. Step 4: Simplify right side
    468,166.80x = 180,570,347,454.96
  5. Step 5: Solve for x
    x = 180,570,347,454.96/468,166.80
  6. Step 6: Final answer
    x = 385,696.61

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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.