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Finding the Fourth Proportional to 474,533.85, 654,856.68 and 259,673.94

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Solution

The fourth proportional to 474,533.85, 654,856.68 and 259,673.94 is: 358,350.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,533.85 : 654,856.68 = 259,673.94 : x
  2. Step 2: Convert to fraction form
    474,533.85/654,856.68 = 259,673.94/x
  3. Step 3: Cross multiply
    474,533.85x = 654,856.68 × 259,673.94
  4. Step 4: Simplify right side
    474,533.85x = 170,049,214,230.92
  5. Step 5: Solve for x
    x = 170,049,214,230.92/474,533.85
  6. Step 6: Final answer
    x = 358,350.02

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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.