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Finding the Fourth Proportional to 338,573.96, 467,229.07 and 185,609.36

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Solution

The fourth proportional to 338,573.96, 467,229.07 and 185,609.36 is: 256,139.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,573.96 : 467,229.07 = 185,609.36 : x
  2. Step 2: Convert to fraction form
    338,573.96/467,229.07 = 185,609.36/x
  3. Step 3: Cross multiply
    338,573.96x = 467,229.07 × 185,609.36
  4. Step 4: Simplify right side
    338,573.96x = 86,722,088,656.10
  5. Step 5: Solve for x
    x = 86,722,088,656.10/338,573.96
  6. Step 6: Final answer
    x = 256,139.28

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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.