Home / 791,170.32-1,186,828.44-258,694.08

Finding the Fourth Proportional to 791,170.32, 1,186,828.44 and 258,694.08

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Solution

The fourth proportional to 791,170.32, 1,186,828.44 and 258,694.08 is: 388,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,170.32 : 1,186,828.44 = 258,694.08 : x
  2. Step 2: Convert to fraction form
    791,170.32/1,186,828.44 = 258,694.08/x
  3. Step 3: Cross multiply
    791,170.32x = 1,186,828.44 × 258,694.08
  4. Step 4: Simplify right side
    791,170.32x = 307,025,491,403.64
  5. Step 5: Solve for x
    x = 307,025,491,403.64/791,170.32
  6. Step 6: Final answer
    x = 388,064.98

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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.