Home / 441,832-662,343.04-172,142.08

Finding the Fourth Proportional to 441,832, 662,343.04 and 172,142.08

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Solution

The fourth proportional to 441,832, 662,343.04 and 172,142.08 is: 258,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,832 : 662,343.04 = 172,142.08 : x
  2. Step 2: Convert to fraction form
    441,832/662,343.04 = 172,142.08/x
  3. Step 3: Cross multiply
    441,832x = 662,343.04 × 172,142.08
  4. Step 4: Simplify right side
    441,832x = 114,017,108,579.12
  5. Step 5: Solve for x
    x = 114,017,108,579.12/441,832
  6. Step 6: Final answer
    x = 258,055.34

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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.