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Finding the Fourth Proportional to 237,590.36, 327,890.37 and 135,636.47

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Solution

The fourth proportional to 237,590.36, 327,890.37 and 135,636.47 is: 187,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,590.36 : 327,890.37 = 135,636.47 : x
  2. Step 2: Convert to fraction form
    237,590.36/327,890.37 = 135,636.47/x
  3. Step 3: Cross multiply
    237,590.36x = 327,890.37 × 135,636.47
  4. Step 4: Simplify right side
    237,590.36x = 44,473,893,662.16
  5. Step 5: Solve for x
    x = 44,473,893,662.16/237,590.36
  6. Step 6: Final answer
    x = 187,187.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.