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Finding the Fourth Proportional to 270,666.68, 373,520.80 and 149,816.36

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Solution

The fourth proportional to 270,666.68, 373,520.80 and 149,816.36 is: 206,747.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,666.68 : 373,520.80 = 149,816.36 : x
  2. Step 2: Convert to fraction form
    270,666.68/373,520.80 = 149,816.36/x
  3. Step 3: Cross multiply
    270,666.68x = 373,520.80 × 149,816.36
  4. Step 4: Simplify right side
    270,666.68x = 55,959,526,640.29
  5. Step 5: Solve for x
    x = 55,959,526,640.29/270,666.68
  6. Step 6: Final answer
    x = 206,747.01

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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.