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Finding the Fourth Proportional to 503,347.32, 755,016.90 and 236,962.50

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Solution

The fourth proportional to 503,347.32, 755,016.90 and 236,962.50 is: 355,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,347.32 : 755,016.90 = 236,962.50 : x
  2. Step 2: Convert to fraction form
    503,347.32/755,016.90 = 236,962.50/x
  3. Step 3: Cross multiply
    503,347.32x = 755,016.90 × 236,962.50
  4. Step 4: Simplify right side
    503,347.32x = 178,910,692,166.25
  5. Step 5: Solve for x
    x = 178,910,692,166.25/503,347.32
  6. Step 6: Final answer
    x = 355,441.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.