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Finding the Fourth Proportional to 338,445.41, 467,054.75 and 185,489.67

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Solution

The fourth proportional to 338,445.41, 467,054.75 and 185,489.67 is: 255,975.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,445.41 : 467,054.75 = 185,489.67 : x
  2. Step 2: Convert to fraction form
    338,445.41/467,054.75 = 185,489.67/x
  3. Step 3: Cross multiply
    338,445.41x = 467,054.75 × 185,489.67
  4. Step 4: Simplify right side
    338,445.41x = 86,633,830,521.98
  5. Step 5: Solve for x
    x = 86,633,830,521.98/338,445.41
  6. Step 6: Final answer
    x = 255,975.79

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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.