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Finding the Fourth Proportional to 270,888.96, 373,827.84 and 157,789.44

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Solution

The fourth proportional to 270,888.96, 373,827.84 and 157,789.44 is: 217,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,888.96 : 373,827.84 = 157,789.44 : x
  2. Step 2: Convert to fraction form
    270,888.96/373,827.84 = 157,789.44/x
  3. Step 3: Cross multiply
    270,888.96x = 373,827.84 × 157,789.44
  4. Step 4: Simplify right side
    270,888.96x = 58,986,085,530.01
  5. Step 5: Solve for x
    x = 58,986,085,530.01/270,888.96
  6. Step 6: Final answer
    x = 217,750.05

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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.