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Finding the Fourth Proportional to 177,165.60, 265,748.40 and 169,486.80

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Solution

The fourth proportional to 177,165.60, 265,748.40 and 169,486.80 is: 254,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,165.60 : 265,748.40 = 169,486.80 : x
  2. Step 2: Convert to fraction form
    177,165.60/265,748.40 = 169,486.80/x
  3. Step 3: Cross multiply
    177,165.60x = 265,748.40 × 169,486.80
  4. Step 4: Simplify right side
    177,165.60x = 45,040,845,921.12
  5. Step 5: Solve for x
    x = 45,040,845,921.12/177,165.60
  6. Step 6: Final answer
    x = 254,230.20

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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.