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Finding the Fourth Proportional to 701,189.40, 1,051,961.48 and 195,750

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Solution

The fourth proportional to 701,189.40, 1,051,961.48 and 195,750 is: 293,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,189.40 : 1,051,961.48 = 195,750 : x
  2. Step 2: Convert to fraction form
    701,189.40/1,051,961.48 = 195,750/x
  3. Step 3: Cross multiply
    701,189.40x = 1,051,961.48 × 195,750
  4. Step 4: Simplify right side
    701,189.40x = 205,921,459,710
  5. Step 5: Solve for x
    x = 205,921,459,710/701,189.40
  6. Step 6: Final answer
    x = 293,674.52

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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.