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Finding the Fourth Proportional to 270,458.02, 373,225.08 and 149,596.30

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Solution

The fourth proportional to 270,458.02, 373,225.08 and 149,596.30 is: 206,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,458.02 : 373,225.08 = 149,596.30 : x
  2. Step 2: Convert to fraction form
    270,458.02/373,225.08 = 149,596.30/x
  3. Step 3: Cross multiply
    270,458.02x = 373,225.08 × 149,596.30
  4. Step 4: Simplify right side
    270,458.02x = 55,833,091,035.20
  5. Step 5: Solve for x
    x = 55,833,091,035.20/270,458.02
  6. Step 6: Final answer
    x = 206,439.03

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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.