Home / 319,868.06-441,409.47-176,625.02

Finding the Fourth Proportional to 319,868.06, 441,409.47 and 176,625.02

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Solution

The fourth proportional to 319,868.06, 441,409.47 and 176,625.02 is: 243,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,868.06 : 441,409.47 = 176,625.02 : x
  2. Step 2: Convert to fraction form
    319,868.06/441,409.47 = 176,625.02/x
  3. Step 3: Cross multiply
    319,868.06x = 441,409.47 × 176,625.02
  4. Step 4: Simplify right side
    319,868.06x = 77,963,958,770.64
  5. Step 5: Solve for x
    x = 77,963,958,770.64/319,868.06
  6. Step 6: Final answer
    x = 243,737.87

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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.