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Finding the Fourth Proportional to 499,402.44, 749,178.30 and 183,835.38

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Solution

The fourth proportional to 499,402.44, 749,178.30 and 183,835.38 is: 275,780.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,402.44 : 749,178.30 = 183,835.38 : x
  2. Step 2: Convert to fraction form
    499,402.44/749,178.30 = 183,835.38/x
  3. Step 3: Cross multiply
    499,402.44x = 749,178.30 × 183,835.38
  4. Step 4: Simplify right side
    499,402.44x = 137,725,477,468.25
  5. Step 5: Solve for x
    x = 137,725,477,468.25/499,402.44
  6. Step 6: Final answer
    x = 275,780.55

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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.