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Finding the Fourth Proportional to 333,755.20, 499,987.68 and 185,561.92

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Solution

The fourth proportional to 333,755.20, 499,987.68 and 185,561.92 is: 277,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,755.20 : 499,987.68 = 185,561.92 : x
  2. Step 2: Convert to fraction form
    333,755.20/499,987.68 = 185,561.92/x
  3. Step 3: Cross multiply
    333,755.20x = 499,987.68 × 185,561.92
  4. Step 4: Simplify right side
    333,755.20x = 92,778,673,877.15
  5. Step 5: Solve for x
    x = 92,778,673,877.15/333,755.20
  6. Step 6: Final answer
    x = 277,984.20

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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.