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Finding the Fourth Proportional to 650,556.49, 897,748.68 and 360,181

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Solution

The fourth proportional to 650,556.49, 897,748.68 and 360,181 is: 497,039.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,556.49 : 897,748.68 = 360,181 : x
  2. Step 2: Convert to fraction form
    650,556.49/897,748.68 = 360,181/x
  3. Step 3: Cross multiply
    650,556.49x = 897,748.68 × 360,181
  4. Step 4: Simplify right side
    650,556.49x = 323,352,017,311.08
  5. Step 5: Solve for x
    x = 323,352,017,311.08/650,556.49
  6. Step 6: Final answer
    x = 497,039.11

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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.