Home / 328,193.22-452,681.82-200,931.69

Finding the Fourth Proportional to 328,193.22, 452,681.82 and 200,931.69

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Solution

The fourth proportional to 328,193.22, 452,681.82 and 200,931.69 is: 277,148.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,193.22 : 452,681.82 = 200,931.69 : x
  2. Step 2: Convert to fraction form
    328,193.22/452,681.82 = 200,931.69/x
  3. Step 3: Cross multiply
    328,193.22x = 452,681.82 × 200,931.69
  4. Step 4: Simplify right side
    328,193.22x = 90,958,123,124.88
  5. Step 5: Solve for x
    x = 90,958,123,124.88/328,193.22
  6. Step 6: Final answer
    x = 277,148.09

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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.