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Finding the Fourth Proportional to 218,246.32, 327,368.58 and 60,474.32

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Solution

The fourth proportional to 218,246.32, 327,368.58 and 60,474.32 is: 90,711.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,246.32 : 327,368.58 = 60,474.32 : x
  2. Step 2: Convert to fraction form
    218,246.32/327,368.58 = 60,474.32/x
  3. Step 3: Cross multiply
    218,246.32x = 327,368.58 × 60,474.32
  4. Step 4: Simplify right side
    218,246.32x = 19,797,392,264.87
  5. Step 5: Solve for x
    x = 19,797,392,264.87/218,246.32
  6. Step 6: Final answer
    x = 90,711.23

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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.