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Finding the Fourth Proportional to 264,918.85, 365,597.63 and 151,763.47

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Solution

The fourth proportional to 264,918.85, 365,597.63 and 151,763.47 is: 209,439.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,918.85 : 365,597.63 = 151,763.47 : x
  2. Step 2: Convert to fraction form
    264,918.85/365,597.63 = 151,763.47/x
  3. Step 3: Cross multiply
    264,918.85x = 365,597.63 × 151,763.47
  4. Step 4: Simplify right side
    264,918.85x = 55,484,363,736.76
  5. Step 5: Solve for x
    x = 55,484,363,736.76/264,918.85
  6. Step 6: Final answer
    x = 209,439.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.