Home / 386,259.91-532,911.07-233,239.96

Finding the Fourth Proportional to 386,259.91, 532,911.07 and 233,239.96

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Solution

The fourth proportional to 386,259.91, 532,911.07 and 233,239.96 is: 321,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,259.91 : 532,911.07 = 233,239.96 : x
  2. Step 2: Convert to fraction form
    386,259.91/532,911.07 = 233,239.96/x
  3. Step 3: Cross multiply
    386,259.91x = 532,911.07 × 233,239.96
  4. Step 4: Simplify right side
    386,259.91x = 124,296,158,638.74
  5. Step 5: Solve for x
    x = 124,296,158,638.74/386,259.91
  6. Step 6: Final answer
    x = 321,794.10

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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.