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Finding the Fourth Proportional to 362,361.87, 543,606.48 and 137,741.94

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Solution

The fourth proportional to 362,361.87, 543,606.48 and 137,741.94 is: 206,637.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,361.87 : 543,606.48 = 137,741.94 : x
  2. Step 2: Convert to fraction form
    362,361.87/543,606.48 = 137,741.94/x
  3. Step 3: Cross multiply
    362,361.87x = 543,606.48 × 137,741.94
  4. Step 4: Simplify right side
    362,361.87x = 74,877,411,151.77
  5. Step 5: Solve for x
    x = 74,877,411,151.77/362,361.87
  6. Step 6: Final answer
    x = 206,637.11

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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.