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Finding the Fourth Proportional to 488,780.48, 733,285.44 and 151,803.68

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Solution

The fourth proportional to 488,780.48, 733,285.44 and 151,803.68 is: 227,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,780.48 : 733,285.44 = 151,803.68 : x
  2. Step 2: Convert to fraction form
    488,780.48/733,285.44 = 151,803.68/x
  3. Step 3: Cross multiply
    488,780.48x = 733,285.44 × 151,803.68
  4. Step 4: Simplify right side
    488,780.48x = 111,315,428,282.42
  5. Step 5: Solve for x
    x = 111,315,428,282.42/488,780.48
  6. Step 6: Final answer
    x = 227,741.15

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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.