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Finding the Fourth Proportional to 240,556.32, 360,827.10 and 114,287.40

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Solution

The fourth proportional to 240,556.32, 360,827.10 and 114,287.40 is: 171,427.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,556.32 : 360,827.10 = 114,287.40 : x
  2. Step 2: Convert to fraction form
    240,556.32/360,827.10 = 114,287.40/x
  3. Step 3: Cross multiply
    240,556.32x = 360,827.10 × 114,287.40
  4. Step 4: Simplify right side
    240,556.32x = 41,237,991,108.54
  5. Step 5: Solve for x
    x = 41,237,991,108.54/240,556.32
  6. Step 6: Final answer
    x = 171,427.59

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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.