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Finding the Fourth Proportional to 603,683.46, 905,655.87 and 182,991.06

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Solution

The fourth proportional to 603,683.46, 905,655.87 and 182,991.06 is: 274,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,683.46 : 905,655.87 = 182,991.06 : x
  2. Step 2: Convert to fraction form
    603,683.46/905,655.87 = 182,991.06/x
  3. Step 3: Cross multiply
    603,683.46x = 905,655.87 × 182,991.06
  4. Step 4: Simplify right side
    603,683.46x = 165,726,927,646.52
  5. Step 5: Solve for x
    x = 165,726,927,646.52/603,683.46
  6. Step 6: Final answer
    x = 274,526.20

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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.