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Finding the Fourth Proportional to 603,567.54, 905,491.44 and 177,086.14

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Solution

The fourth proportional to 603,567.54, 905,491.44 and 177,086.14 is: 265,670.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,567.54 : 905,491.44 = 177,086.14 : x
  2. Step 2: Convert to fraction form
    603,567.54/905,491.44 = 177,086.14/x
  3. Step 3: Cross multiply
    603,567.54x = 905,491.44 × 177,086.14
  4. Step 4: Simplify right side
    603,567.54x = 160,349,981,648.91
  5. Step 5: Solve for x
    x = 160,349,981,648.91/603,567.54
  6. Step 6: Final answer
    x = 265,670.32

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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.