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Finding the Fourth Proportional to 253,838.53, 350,013.88 and 173,308.33

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Solution

The fourth proportional to 253,838.53, 350,013.88 and 173,308.33 is: 238,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,838.53 : 350,013.88 = 173,308.33 : x
  2. Step 2: Convert to fraction form
    253,838.53/350,013.88 = 173,308.33/x
  3. Step 3: Cross multiply
    253,838.53x = 350,013.88 × 173,308.33
  4. Step 4: Simplify right side
    253,838.53x = 60,660,321,019.62
  5. Step 5: Solve for x
    x = 60,660,321,019.62/253,838.53
  6. Step 6: Final answer
    x = 238,972.08

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1.5x scale

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.