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Finding the Fourth Proportional to 437,556.24, 656,334.36 and 142,068.24

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Solution

The fourth proportional to 437,556.24, 656,334.36 and 142,068.24 is: 213,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,556.24 : 656,334.36 = 142,068.24 : x
  2. Step 2: Convert to fraction form
    437,556.24/656,334.36 = 142,068.24/x
  3. Step 3: Cross multiply
    437,556.24x = 656,334.36 × 142,068.24
  4. Step 4: Simplify right side
    437,556.24x = 93,244,267,376.73
  5. Step 5: Solve for x
    x = 93,244,267,376.73/437,556.24
  6. Step 6: Final answer
    x = 213,102.36

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1.5x scale

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.