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Finding the Fourth Proportional to 270,781.98, 373,680.63 and 149,927.10

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Solution

The fourth proportional to 270,781.98, 373,680.63 and 149,927.10 is: 206,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,781.98 : 373,680.63 = 149,927.10 : x
  2. Step 2: Convert to fraction form
    270,781.98/373,680.63 = 149,927.10/x
  3. Step 3: Cross multiply
    270,781.98x = 373,680.63 × 149,927.10
  4. Step 4: Simplify right side
    270,781.98x = 56,024,853,182.07
  5. Step 5: Solve for x
    x = 56,024,853,182.07/270,781.98
  6. Step 6: Final answer
    x = 206,900.23

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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.