Home / 859,105.91-1,185,496.79-496,553.24

Finding the Fourth Proportional to 859,105.91, 1,185,496.79 and 496,553.24

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Solution

The fourth proportional to 859,105.91, 1,185,496.79 and 496,553.24 is: 685,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,105.91 : 1,185,496.79 = 496,553.24 : x
  2. Step 2: Convert to fraction form
    859,105.91/1,185,496.79 = 496,553.24/x
  3. Step 3: Cross multiply
    859,105.91x = 1,185,496.79 × 496,553.24
  4. Step 4: Simplify right side
    859,105.91x = 588,662,272,565.08
  5. Step 5: Solve for x
    x = 588,662,272,565.08/859,105.91
  6. Step 6: Final answer
    x = 685,203.38

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Double scale
Find fourth proportional to 859,106.91, 1,185,498.16 and 496,554.24
Similar ratio
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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.