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Finding the Fourth Proportional to 338,361.50, 466,944.82 and 185,389.68

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Solution

The fourth proportional to 338,361.50, 466,944.82 and 185,389.68 is: 255,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,361.50 : 466,944.82 = 185,389.68 : x
  2. Step 2: Convert to fraction form
    338,361.50/466,944.82 = 185,389.68/x
  3. Step 3: Cross multiply
    338,361.50x = 466,944.82 × 185,389.68
  4. Step 4: Simplify right side
    338,361.50x = 86,566,750,757.46
  5. Step 5: Solve for x
    x = 86,566,750,757.46/338,361.50
  6. Step 6: Final answer
    x = 255,841.02

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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.