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Finding the Fourth Proportional to 176,286.60, 264,429.90 and 168,607.80

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Solution

The fourth proportional to 176,286.60, 264,429.90 and 168,607.80 is: 252,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,286.60 : 264,429.90 = 168,607.80 : x
  2. Step 2: Convert to fraction form
    176,286.60/264,429.90 = 168,607.80/x
  3. Step 3: Cross multiply
    176,286.60x = 264,429.90 × 168,607.80
  4. Step 4: Simplify right side
    176,286.60x = 44,584,943,693.22
  5. Step 5: Solve for x
    x = 44,584,943,693.22/176,286.60
  6. Step 6: Final answer
    x = 252,911.70

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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.