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Finding the Fourth Proportional to 246,082.60, 369,015.90 and 112,918.60

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Solution

The fourth proportional to 246,082.60, 369,015.90 and 112,918.60 is: 169,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,082.60 : 369,015.90 = 112,918.60 : x
  2. Step 2: Convert to fraction form
    246,082.60/369,015.90 = 112,918.60/x
  3. Step 3: Cross multiply
    246,082.60x = 369,015.90 × 112,918.60
  4. Step 4: Simplify right side
    246,082.60x = 41,668,758,805.74
  5. Step 5: Solve for x
    x = 41,668,758,805.74/246,082.60
  6. Step 6: Final answer
    x = 169,328.34

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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.