Home / 319,772.60-441,274.62-176,529.57

Finding the Fourth Proportional to 319,772.60, 441,274.62 and 176,529.57

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Solution

The fourth proportional to 319,772.60, 441,274.62 and 176,529.57 is: 243,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,772.60 : 441,274.62 = 176,529.57 : x
  2. Step 2: Convert to fraction form
    319,772.60/441,274.62 = 176,529.57/x
  3. Step 3: Cross multiply
    319,772.60x = 441,274.62 × 176,529.57
  4. Step 4: Simplify right side
    319,772.60x = 77,898,018,920.51
  5. Step 5: Solve for x
    x = 77,898,018,920.51/319,772.60
  6. Step 6: Final answer
    x = 243,604.42

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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.