Home / 936,800.25-1,405,239.26-271,952.25

Finding the Fourth Proportional to 936,800.25, 1,405,239.26 and 271,952.25

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Solution

The fourth proportional to 936,800.25, 1,405,239.26 and 271,952.25 is: 407,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,800.25 : 1,405,239.26 = 271,952.25 : x
  2. Step 2: Convert to fraction form
    936,800.25/1,405,239.26 = 271,952.25/x
  3. Step 3: Cross multiply
    936,800.25x = 1,405,239.26 × 271,952.25
  4. Step 4: Simplify right side
    936,800.25x = 382,157,977,185.57
  5. Step 5: Solve for x
    x = 382,157,977,185.57/936,800.25
  6. Step 6: Final answer
    x = 407,939.66

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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.