Home / 319,828.28-441,369.90-176,597.37

Finding the Fourth Proportional to 319,828.28, 441,369.90 and 176,597.37

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Solution

The fourth proportional to 319,828.28, 441,369.90 and 176,597.37 is: 243,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,828.28 : 441,369.90 = 176,597.37 : x
  2. Step 2: Convert to fraction form
    319,828.28/441,369.90 = 176,597.37/x
  3. Step 3: Cross multiply
    319,828.28x = 441,369.90 × 176,597.37
  4. Step 4: Simplify right side
    319,828.28x = 77,944,763,537.16
  5. Step 5: Solve for x
    x = 77,944,763,537.16/319,828.28
  6. Step 6: Final answer
    x = 243,708.17

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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.