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Finding the Fourth Proportional to 580,027.06, 870,082.06 and 242,728.06

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Solution

The fourth proportional to 580,027.06, 870,082.06 and 242,728.06 is: 364,109.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,027.06 : 870,082.06 = 242,728.06 : x
  2. Step 2: Convert to fraction form
    580,027.06/870,082.06 = 242,728.06/x
  3. Step 3: Cross multiply
    580,027.06x = 870,082.06 × 242,728.06
  4. Step 4: Simplify right side
    580,027.06x = 211,193,330,464.60
  5. Step 5: Solve for x
    x = 211,193,330,464.60/580,027.06
  6. Step 6: Final answer
    x = 364,109.44

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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.