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Finding the Fourth Proportional to 637,135.52, 955,841.60 and 193,892

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Solution

The fourth proportional to 637,135.52, 955,841.60 and 193,892 is: 290,880.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,135.52 : 955,841.60 = 193,892 : x
  2. Step 2: Convert to fraction form
    637,135.52/955,841.60 = 193,892/x
  3. Step 3: Cross multiply
    637,135.52x = 955,841.60 × 193,892
  4. Step 4: Simplify right side
    637,135.52x = 185,330,039,507.20
  5. Step 5: Solve for x
    x = 185,330,039,507.20/637,135.52
  6. Step 6: Final answer
    x = 290,880.09

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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.