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Finding the Fourth Proportional to 403,169.73, 604,332.68 and 150,348.52

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Solution

The fourth proportional to 403,169.73, 604,332.68 and 150,348.52 is: 225,365.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,169.73 : 604,332.68 = 150,348.52 : x
  2. Step 2: Convert to fraction form
    403,169.73/604,332.68 = 150,348.52/x
  3. Step 3: Cross multiply
    403,169.73x = 604,332.68 × 150,348.52
  4. Step 4: Simplify right side
    403,169.73x = 90,860,523,915.84
  5. Step 5: Solve for x
    x = 90,860,523,915.84/403,169.73
  6. Step 6: Final answer
    x = 225,365.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.