Home / 782,868.18-1,174,489.11-277,473.33

Finding the Fourth Proportional to 782,868.18, 1,174,489.11 and 277,473.33

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Solution

The fourth proportional to 782,868.18, 1,174,489.11 and 277,473.33 is: 416,276.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,868.18 : 1,174,489.11 = 277,473.33 : x
  2. Step 2: Convert to fraction form
    782,868.18/1,174,489.11 = 277,473.33/x
  3. Step 3: Cross multiply
    782,868.18x = 1,174,489.11 × 277,473.33
  4. Step 4: Simplify right side
    782,868.18x = 325,889,404,400.44
  5. Step 5: Solve for x
    x = 325,889,404,400.44/782,868.18
  6. Step 6: Final answer
    x = 416,276.22

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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.