Home / 319,760.37-441,270.72-176,521.59

Finding the Fourth Proportional to 319,760.37, 441,270.72 and 176,521.59

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Solution

The fourth proportional to 319,760.37, 441,270.72 and 176,521.59 is: 243,600.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,760.37 : 441,270.72 = 176,521.59 : x
  2. Step 2: Convert to fraction form
    319,760.37/441,270.72 = 176,521.59/x
  3. Step 3: Cross multiply
    319,760.37x = 441,270.72 × 176,521.59
  4. Step 4: Simplify right side
    319,760.37x = 77,893,809,114.84
  5. Step 5: Solve for x
    x = 77,893,809,114.84/319,760.37
  6. Step 6: Final answer
    x = 243,600.57

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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.