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Finding the Fourth Proportional to 270,558.82, 373,362.15 and 149,700.34

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Solution

The fourth proportional to 270,558.82, 373,362.15 and 149,700.34 is: 206,581.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,558.82 : 373,362.15 = 149,700.34 : x
  2. Step 2: Convert to fraction form
    270,558.82/373,362.15 = 149,700.34/x
  3. Step 3: Cross multiply
    270,558.82x = 373,362.15 × 149,700.34
  4. Step 4: Simplify right side
    270,558.82x = 55,892,440,798.13
  5. Step 5: Solve for x
    x = 55,892,440,798.13/270,558.82
  6. Step 6: Final answer
    x = 206,581.48

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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.