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Finding the Fourth Proportional to 182,879.40, 274,319.10 and 151,775.40

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Solution

The fourth proportional to 182,879.40, 274,319.10 and 151,775.40 is: 227,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,879.40 : 274,319.10 = 151,775.40 : x
  2. Step 2: Convert to fraction form
    182,879.40/274,319.10 = 151,775.40/x
  3. Step 3: Cross multiply
    182,879.40x = 274,319.10 × 151,775.40
  4. Step 4: Simplify right side
    182,879.40x = 41,634,891,130.14
  5. Step 5: Solve for x
    x = 41,634,891,130.14/182,879.40
  6. Step 6: Final answer
    x = 227,663.10

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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.