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Finding the Fourth Proportional to 299,424.60, 449,136.90 and 232,502.40

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Solution

The fourth proportional to 299,424.60, 449,136.90 and 232,502.40 is: 348,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,424.60 : 449,136.90 = 232,502.40 : x
  2. Step 2: Convert to fraction form
    299,424.60/449,136.90 = 232,502.40/x
  3. Step 3: Cross multiply
    299,424.60x = 449,136.90 × 232,502.40
  4. Step 4: Simplify right side
    299,424.60x = 104,425,407,178.56
  5. Step 5: Solve for x
    x = 104,425,407,178.56/299,424.60
  6. Step 6: Final answer
    x = 348,753.60

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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.