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Finding the Fourth Proportional to 637,676.40, 880,033.22 and 351,196.41

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Solution

The fourth proportional to 637,676.40, 880,033.22 and 351,196.41 is: 484,672.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,676.40 : 880,033.22 = 351,196.41 : x
  2. Step 2: Convert to fraction form
    637,676.40/880,033.22 = 351,196.41/x
  3. Step 3: Cross multiply
    637,676.40x = 880,033.22 × 351,196.41
  4. Step 4: Simplify right side
    637,676.40x = 309,064,507,544.74
  5. Step 5: Solve for x
    x = 309,064,507,544.74/637,676.40
  6. Step 6: Final answer
    x = 484,672.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.