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Finding the Fourth Proportional to 176,175.20, 264,781.20 and 153,365.60

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Solution

The fourth proportional to 176,175.20, 264,781.20 and 153,365.60 is: 230,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,175.20 : 264,781.20 = 153,365.60 : x
  2. Step 2: Convert to fraction form
    176,175.20/264,781.20 = 153,365.60/x
  3. Step 3: Cross multiply
    176,175.20x = 264,781.20 × 153,365.60
  4. Step 4: Simplify right side
    176,175.20x = 40,608,327,606.72
  5. Step 5: Solve for x
    x = 40,608,327,606.72/176,175.20
  6. Step 6: Final answer
    x = 230,499.68

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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.