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Finding the Fourth Proportional to 176,556.60, 264,446.10 and 153,228.60

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Solution

The fourth proportional to 176,556.60, 264,446.10 and 153,228.60 is: 229,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,556.60 : 264,446.10 = 153,228.60 : x
  2. Step 2: Convert to fraction form
    176,556.60/264,446.10 = 153,228.60/x
  3. Step 3: Cross multiply
    176,556.60x = 264,446.10 × 153,228.60
  4. Step 4: Simplify right side
    176,556.60x = 40,520,705,678.46
  5. Step 5: Solve for x
    x = 40,520,705,678.46/176,556.60
  6. Step 6: Final answer
    x = 229,505.47

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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.