Home / 859,170.23-1,185,523.25-496,524.12

Finding the Fourth Proportional to 859,170.23, 1,185,523.25 and 496,524.12

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Solution

The fourth proportional to 859,170.23, 1,185,523.25 and 496,524.12 is: 685,127.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,170.23 : 1,185,523.25 = 496,524.12 : x
  2. Step 2: Convert to fraction form
    859,170.23/1,185,523.25 = 496,524.12/x
  3. Step 3: Cross multiply
    859,170.23x = 1,185,523.25 × 496,524.12
  4. Step 4: Simplify right side
    859,170.23x = 588,640,888,445.79
  5. Step 5: Solve for x
    x = 588,640,888,445.79/859,170.23
  6. Step 6: Final answer
    x = 685,127.19

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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.