Home / 926,858.56-1,279,029.39-518,922.24

Finding the Fourth Proportional to 926,858.56, 1,279,029.39 and 518,922.24

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Solution

The fourth proportional to 926,858.56, 1,279,029.39 and 518,922.24 is: 716,092.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,858.56 : 1,279,029.39 = 518,922.24 : x
  2. Step 2: Convert to fraction form
    926,858.56/1,279,029.39 = 518,922.24/x
  3. Step 3: Cross multiply
    926,858.56x = 1,279,029.39 × 518,922.24
  4. Step 4: Simplify right side
    926,858.56x = 663,716,796,084.63
  5. Step 5: Solve for x
    x = 663,716,796,084.63/926,858.56
  6. Step 6: Final answer
    x = 716,092.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.