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Finding the Fourth Proportional to 618,797.53, 928,197.11 and 169,522.32

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Solution

The fourth proportional to 618,797.53, 928,197.11 and 169,522.32 is: 254,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,797.53 : 928,197.11 = 169,522.32 : x
  2. Step 2: Convert to fraction form
    618,797.53/928,197.11 = 169,522.32/x
  3. Step 3: Cross multiply
    618,797.53x = 928,197.11 × 169,522.32
  4. Step 4: Simplify right side
    618,797.53x = 157,350,127,504.50
  5. Step 5: Solve for x
    x = 157,350,127,504.50/618,797.53
  6. Step 6: Final answer
    x = 254,283.70

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Similar ratio
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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.