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Finding the Fourth Proportional to 603,577.26, 905,506.12 and 177,095.86

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Solution

The fourth proportional to 603,577.26, 905,506.12 and 177,095.86 is: 265,684.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,577.26 : 905,506.12 = 177,095.86 : x
  2. Step 2: Convert to fraction form
    603,577.26/905,506.12 = 177,095.86/x
  3. Step 3: Cross multiply
    603,577.26x = 905,506.12 × 177,095.86
  4. Step 4: Simplify right side
    603,577.26x = 160,361,385,056.66
  5. Step 5: Solve for x
    x = 160,361,385,056.66/603,577.26
  6. Step 6: Final answer
    x = 265,684.93

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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.