Home / 319,617.24-441,058.80-176,375.35

Finding the Fourth Proportional to 319,617.24, 441,058.80 and 176,375.35

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Solution

The fourth proportional to 319,617.24, 441,058.80 and 176,375.35 is: 243,390.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,617.24 : 441,058.80 = 176,375.35 : x
  2. Step 2: Convert to fraction form
    319,617.24/441,058.80 = 176,375.35/x
  3. Step 3: Cross multiply
    319,617.24x = 441,058.80 × 176,375.35
  4. Step 4: Simplify right side
    319,617.24x = 77,791,900,220.58
  5. Step 5: Solve for x
    x = 77,791,900,220.58/319,617.24
  6. Step 6: Final answer
    x = 243,390.81

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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.