Home / 319,196.43-440,494.07-175,961.60

Finding the Fourth Proportional to 319,196.43, 440,494.07 and 175,961.60

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Solution

The fourth proportional to 319,196.43, 440,494.07 and 175,961.60 is: 242,828.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,196.43 : 440,494.07 = 175,961.60 : x
  2. Step 2: Convert to fraction form
    319,196.43/440,494.07 = 175,961.60/x
  3. Step 3: Cross multiply
    319,196.43x = 440,494.07 × 175,961.60
  4. Step 4: Simplify right side
    319,196.43x = 77,510,041,347.71
  5. Step 5: Solve for x
    x = 77,510,041,347.71/319,196.43
  6. Step 6: Final answer
    x = 242,828.66

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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.