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Finding the Fourth Proportional to 186,949.44, 280,424.88 and 46,708.20

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Solution

The fourth proportional to 186,949.44, 280,424.88 and 46,708.20 is: 70,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,949.44 : 280,424.88 = 46,708.20 : x
  2. Step 2: Convert to fraction form
    186,949.44/280,424.88 = 46,708.20/x
  3. Step 3: Cross multiply
    186,949.44x = 280,424.88 × 46,708.20
  4. Step 4: Simplify right side
    186,949.44x = 13,098,141,380.02
  5. Step 5: Solve for x
    x = 13,098,141,380.02/186,949.44
  6. Step 6: Final answer
    x = 70,062.48

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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.