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Finding the Fourth Proportional to 256,846.08, 354,474.27 and 147,954.18

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Solution

The fourth proportional to 256,846.08, 354,474.27 and 147,954.18 is: 204,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,846.08 : 354,474.27 = 147,954.18 : x
  2. Step 2: Convert to fraction form
    256,846.08/354,474.27 = 147,954.18/x
  3. Step 3: Cross multiply
    256,846.08x = 354,474.27 × 147,954.18
  4. Step 4: Simplify right side
    256,846.08x = 52,445,949,948.95
  5. Step 5: Solve for x
    x = 52,445,949,948.95/256,846.08
  6. Step 6: Final answer
    x = 204,192.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.