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Finding the Fourth Proportional to 177,954.40, 266,931.60 and 174,455.20

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Solution

The fourth proportional to 177,954.40, 266,931.60 and 174,455.20 is: 261,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,954.40 : 266,931.60 = 174,455.20 : x
  2. Step 2: Convert to fraction form
    177,954.40/266,931.60 = 174,455.20/x
  3. Step 3: Cross multiply
    177,954.40x = 266,931.60 × 174,455.20
  4. Step 4: Simplify right side
    177,954.40x = 46,567,605,664.32
  5. Step 5: Solve for x
    x = 46,567,605,664.32/177,954.40
  6. Step 6: Final answer
    x = 261,682.80

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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.