Home / 329,822.65-455,165.41-186,579.82

Finding the Fourth Proportional to 329,822.65, 455,165.41 and 186,579.82

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Solution

The fourth proportional to 329,822.65, 455,165.41 and 186,579.82 is: 257,485.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,822.65 : 455,165.41 = 186,579.82 : x
  2. Step 2: Convert to fraction form
    329,822.65/455,165.41 = 186,579.82/x
  3. Step 3: Cross multiply
    329,822.65x = 455,165.41 × 186,579.82
  4. Step 4: Simplify right side
    329,822.65x = 84,924,677,992.20
  5. Step 5: Solve for x
    x = 84,924,677,992.20/329,822.65
  6. Step 6: Final answer
    x = 257,485.89

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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.