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Finding the Fourth Proportional to 235,072.62, 352,606.50 and 57,580.56

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Solution

The fourth proportional to 235,072.62, 352,606.50 and 57,580.56 is: 86,370.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,072.62 : 352,606.50 = 57,580.56 : x
  2. Step 2: Convert to fraction form
    235,072.62/352,606.50 = 57,580.56/x
  3. Step 3: Cross multiply
    235,072.62x = 352,606.50 × 57,580.56
  4. Step 4: Simplify right side
    235,072.62x = 20,303,279,729.64
  5. Step 5: Solve for x
    x = 20,303,279,729.64/235,072.62
  6. Step 6: Final answer
    x = 86,370.24

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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.