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Finding the Fourth Proportional to 272,055.20, 408,082.80 and 241,728.80

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Solution

The fourth proportional to 272,055.20, 408,082.80 and 241,728.80 is: 362,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,055.20 : 408,082.80 = 241,728.80 : x
  2. Step 2: Convert to fraction form
    272,055.20/408,082.80 = 241,728.80/x
  3. Step 3: Cross multiply
    272,055.20x = 408,082.80 × 241,728.80
  4. Step 4: Simplify right side
    272,055.20x = 98,645,365,544.64
  5. Step 5: Solve for x
    x = 98,645,365,544.64/272,055.20
  6. Step 6: Final answer
    x = 362,593.20

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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.