Home / 284,536.16-427,248.12-271,916.36

Finding the Fourth Proportional to 284,536.16, 427,248.12 and 271,916.36

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Solution

The fourth proportional to 284,536.16, 427,248.12 and 271,916.36 is: 408,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,536.16 : 427,248.12 = 271,916.36 : x
  2. Step 2: Convert to fraction form
    284,536.16/427,248.12 = 271,916.36/x
  3. Step 3: Cross multiply
    284,536.16x = 427,248.12 × 271,916.36
  4. Step 4: Simplify right side
    284,536.16x = 116,175,753,607.24
  5. Step 5: Solve for x
    x = 116,175,753,607.24/284,536.16
  6. Step 6: Final answer
    x = 408,298.73

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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.