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Finding the Fourth Proportional to 503,094.76, 754,647.60 and 148,115.50

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Solution

The fourth proportional to 503,094.76, 754,647.60 and 148,115.50 is: 222,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,094.76 : 754,647.60 = 148,115.50 : x
  2. Step 2: Convert to fraction form
    503,094.76/754,647.60 = 148,115.50/x
  3. Step 3: Cross multiply
    503,094.76x = 754,647.60 × 148,115.50
  4. Step 4: Simplify right side
    503,094.76x = 111,775,004,711.18
  5. Step 5: Solve for x
    x = 111,775,004,711.18/503,094.76
  6. Step 6: Final answer
    x = 222,174.85

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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.