Home / 348,949.22-481,602.92-213,062.40

Finding the Fourth Proportional to 348,949.22, 481,602.92 and 213,062.40

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Solution

The fourth proportional to 348,949.22, 481,602.92 and 213,062.40 is: 294,058.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,949.22 : 481,602.92 = 213,062.40 : x
  2. Step 2: Convert to fraction form
    348,949.22/481,602.92 = 213,062.40/x
  3. Step 3: Cross multiply
    348,949.22x = 481,602.92 × 213,062.40
  4. Step 4: Simplify right side
    348,949.22x = 102,611,472,916.90
  5. Step 5: Solve for x
    x = 102,611,472,916.90/348,949.22
  6. Step 6: Final answer
    x = 294,058.47

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Why These Related Problems?

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