Home / 338,972.41-467,780.64-186,013.16

Finding the Fourth Proportional to 338,972.41, 467,780.64 and 186,013.16

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Solution

The fourth proportional to 338,972.41, 467,780.64 and 186,013.16 is: 256,697.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,972.41 : 467,780.64 = 186,013.16 : x
  2. Step 2: Convert to fraction form
    338,972.41/467,780.64 = 186,013.16/x
  3. Step 3: Cross multiply
    338,972.41x = 467,780.64 × 186,013.16
  4. Step 4: Simplify right side
    338,972.41x = 87,013,355,033.22
  5. Step 5: Solve for x
    x = 87,013,355,033.22/338,972.41
  6. Step 6: Final answer
    x = 256,697.46

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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.