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Finding the Fourth Proportional to 270,575.92, 373,362.76 and 149,701.24

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Solution

The fourth proportional to 270,575.92, 373,362.76 and 149,701.24 is: 206,570.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,575.92 : 373,362.76 = 149,701.24 : x
  2. Step 2: Convert to fraction form
    270,575.92/373,362.76 = 149,701.24/x
  3. Step 3: Cross multiply
    270,575.92x = 373,362.76 × 149,701.24
  4. Step 4: Simplify right side
    270,575.92x = 55,892,868,141.82
  5. Step 5: Solve for x
    x = 55,892,868,141.82/270,575.92
  6. Step 6: Final answer
    x = 206,570.00

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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.