Home / 319,763.64-441,277.40-176,523.76

Finding the Fourth Proportional to 319,763.64, 441,277.40 and 176,523.76

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Solution

The fourth proportional to 319,763.64, 441,277.40 and 176,523.76 is: 243,604.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,763.64 : 441,277.40 = 176,523.76 : x
  2. Step 2: Convert to fraction form
    319,763.64/441,277.40 = 176,523.76/x
  3. Step 3: Cross multiply
    319,763.64x = 441,277.40 × 176,523.76
  4. Step 4: Simplify right side
    319,763.64x = 77,895,945,851.02
  5. Step 5: Solve for x
    x = 77,895,945,851.02/319,763.64
  6. Step 6: Final answer
    x = 243,604.76

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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.