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Finding the Fourth Proportional to 175,999.60, 263,999.40 and 109,644.40

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Solution

The fourth proportional to 175,999.60, 263,999.40 and 109,644.40 is: 164,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,999.60 : 263,999.40 = 109,644.40 : x
  2. Step 2: Convert to fraction form
    175,999.60/263,999.40 = 109,644.40/x
  3. Step 3: Cross multiply
    175,999.60x = 263,999.40 × 109,644.40
  4. Step 4: Simplify right side
    175,999.60x = 28,946,055,813.36
  5. Step 5: Solve for x
    x = 28,946,055,813.36/175,999.60
  6. Step 6: Final answer
    x = 164,466.60

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1.5x scale

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.