Home / 344,914.20-517,961.70-187,450.20

Finding the Fourth Proportional to 344,914.20, 517,961.70 and 187,450.20

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Solution

The fourth proportional to 344,914.20, 517,961.70 and 187,450.20 is: 281,496.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,914.20 : 517,961.70 = 187,450.20 : x
  2. Step 2: Convert to fraction form
    344,914.20/517,961.70 = 187,450.20/x
  3. Step 3: Cross multiply
    344,914.20x = 517,961.70 × 187,450.20
  4. Step 4: Simplify right side
    344,914.20x = 97,092,024,257.34
  5. Step 5: Solve for x
    x = 97,092,024,257.34/344,914.20
  6. Step 6: Final answer
    x = 281,496.16

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1.5x scale

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.