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Finding the Fourth Proportional to 338,498.76, 467,120.34 and 187,592.52

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Solution

The fourth proportional to 338,498.76, 467,120.34 and 187,592.52 is: 258,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,498.76 : 467,120.34 = 187,592.52 : x
  2. Step 2: Convert to fraction form
    338,498.76/467,120.34 = 187,592.52/x
  3. Step 3: Cross multiply
    338,498.76x = 467,120.34 × 187,592.52
  4. Step 4: Simplify right side
    338,498.76x = 87,628,281,723.86
  5. Step 5: Solve for x
    x = 87,628,281,723.86/338,498.76
  6. Step 6: Final answer
    x = 258,873.27

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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.