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Finding the Fourth Proportional to 186,230.70, 279,346.05 and 167,568.30

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Solution

The fourth proportional to 186,230.70, 279,346.05 and 167,568.30 is: 251,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,230.70 : 279,346.05 = 167,568.30 : x
  2. Step 2: Convert to fraction form
    186,230.70/279,346.05 = 167,568.30/x
  3. Step 3: Cross multiply
    186,230.70x = 279,346.05 × 167,568.30
  4. Step 4: Simplify right side
    186,230.70x = 46,809,542,710.22
  5. Step 5: Solve for x
    x = 46,809,542,710.22/186,230.70
  6. Step 6: Final answer
    x = 251,352.45

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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.