Home / 331,955.06-497,677.35-171,859.37

Finding the Fourth Proportional to 331,955.06, 497,677.35 and 171,859.37

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Solution

The fourth proportional to 331,955.06, 497,677.35 and 171,859.37 is: 257,656.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,955.06 : 497,677.35 = 171,859.37 : x
  2. Step 2: Convert to fraction form
    331,955.06/497,677.35 = 171,859.37/x
  3. Step 3: Cross multiply
    331,955.06x = 497,677.35 × 171,859.37
  4. Step 4: Simplify right side
    331,955.06x = 85,530,513,345.88
  5. Step 5: Solve for x
    x = 85,530,513,345.88/331,955.06
  6. Step 6: Final answer
    x = 257,656.91

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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.