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Finding the Fourth Proportional to 176,906.60, 264,971.10 and 153,578.60

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Solution

The fourth proportional to 176,906.60, 264,971.10 and 153,578.60 is: 230,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,906.60 : 264,971.10 = 153,578.60 : x
  2. Step 2: Convert to fraction form
    176,906.60/264,971.10 = 153,578.60/x
  3. Step 3: Cross multiply
    176,906.60x = 264,971.10 × 153,578.60
  4. Step 4: Simplify right side
    176,906.60x = 40,693,890,578.46
  5. Step 5: Solve for x
    x = 40,693,890,578.46/176,906.60
  6. Step 6: Final answer
    x = 230,030.37

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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.