Home / 319,747.30-441,250.84-176,507.01

Finding the Fourth Proportional to 319,747.30, 441,250.84 and 176,507.01

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Solution

The fourth proportional to 319,747.30, 441,250.84 and 176,507.01 is: 243,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,747.30 : 441,250.84 = 176,507.01 : x
  2. Step 2: Convert to fraction form
    319,747.30/441,250.84 = 176,507.01/x
  3. Step 3: Cross multiply
    319,747.30x = 441,250.84 × 176,507.01
  4. Step 4: Simplify right side
    319,747.30x = 77,883,866,428.39
  5. Step 5: Solve for x
    x = 77,883,866,428.39/319,747.30
  6. Step 6: Final answer
    x = 243,579.43

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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.