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Finding the Fourth Proportional to 264,060.60, 395,553.30 and 163,913.40

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Solution

The fourth proportional to 264,060.60, 395,553.30 and 163,913.40 is: 245,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,060.60 : 395,553.30 = 163,913.40 : x
  2. Step 2: Convert to fraction form
    264,060.60/395,553.30 = 163,913.40/x
  3. Step 3: Cross multiply
    264,060.60x = 395,553.30 × 163,913.40
  4. Step 4: Simplify right side
    264,060.60x = 64,836,486,284.22
  5. Step 5: Solve for x
    x = 64,836,486,284.22/264,060.60
  6. Step 6: Final answer
    x = 245,536.39

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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.