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Finding the Fourth Proportional to 637,429.24, 879,633.30 and 350,948.44

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Solution

The fourth proportional to 637,429.24, 879,633.30 and 350,948.44 is: 484,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,429.24 : 879,633.30 = 350,948.44 : x
  2. Step 2: Convert to fraction form
    637,429.24/879,633.30 = 350,948.44/x
  3. Step 3: Cross multiply
    637,429.24x = 879,633.30 × 350,948.44
  4. Step 4: Simplify right side
    637,429.24x = 308,705,934,407.05
  5. Step 5: Solve for x
    x = 308,705,934,407.05/637,429.24
  6. Step 6: Final answer
    x = 484,298.36

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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.