Home / 361,929.59-499,463.43-200,784.64

Finding the Fourth Proportional to 361,929.59, 499,463.43 and 200,784.64

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Solution

The fourth proportional to 361,929.59, 499,463.43 and 200,784.64 is: 277,083.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,929.59 : 499,463.43 = 200,784.64 : x
  2. Step 2: Convert to fraction form
    361,929.59/499,463.43 = 200,784.64/x
  3. Step 3: Cross multiply
    361,929.59x = 499,463.43 × 200,784.64
  4. Step 4: Simplify right side
    361,929.59x = 100,284,584,985.72
  5. Step 5: Solve for x
    x = 100,284,584,985.72/361,929.59
  6. Step 6: Final answer
    x = 277,083.13

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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.