Home / 859,188.56-1,185,548.41-496,542.39

Finding the Fourth Proportional to 859,188.56, 1,185,548.41 and 496,542.39

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Solution

The fourth proportional to 859,188.56, 1,185,548.41 and 496,542.39 is: 685,152.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,188.56 : 1,185,548.41 = 496,542.39 : x
  2. Step 2: Convert to fraction form
    859,188.56/1,185,548.41 = 496,542.39/x
  3. Step 3: Cross multiply
    859,188.56x = 1,185,548.41 × 496,542.39
  4. Step 4: Simplify right side
    859,188.56x = 588,675,040,962.10
  5. Step 5: Solve for x
    x = 588,675,040,962.10/859,188.56
  6. Step 6: Final answer
    x = 685,152.33

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Double scale
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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.