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Finding the Fourth Proportional to 556,110.40, 834,165.60 and 182,171.20

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Solution

The fourth proportional to 556,110.40, 834,165.60 and 182,171.20 is: 273,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,110.40 : 834,165.60 = 182,171.20 : x
  2. Step 2: Convert to fraction form
    556,110.40/834,165.60 = 182,171.20/x
  3. Step 3: Cross multiply
    556,110.40x = 834,165.60 × 182,171.20
  4. Step 4: Simplify right side
    556,110.40x = 151,960,948,350.72
  5. Step 5: Solve for x
    x = 151,960,948,350.72/556,110.40
  6. Step 6: Final answer
    x = 273,256.80

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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.