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Finding the Fourth Proportional to 338,029.56, 466,486.31 and 185,065.20

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Solution

The fourth proportional to 338,029.56, 466,486.31 and 185,065.20 is: 255,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,029.56 : 466,486.31 = 185,065.20 : x
  2. Step 2: Convert to fraction form
    338,029.56/466,486.31 = 185,065.20/x
  3. Step 3: Cross multiply
    338,029.56x = 466,486.31 × 185,065.20
  4. Step 4: Simplify right side
    338,029.56x = 86,330,382,257.41
  5. Step 5: Solve for x
    x = 86,330,382,257.41/338,029.56
  6. Step 6: Final answer
    x = 255,393.00

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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.