Home / 456,764.26-685,146.39-141,214.18

Finding the Fourth Proportional to 456,764.26, 685,146.39 and 141,214.18

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Solution

The fourth proportional to 456,764.26, 685,146.39 and 141,214.18 is: 211,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,764.26 : 685,146.39 = 141,214.18 : x
  2. Step 2: Convert to fraction form
    456,764.26/685,146.39 = 141,214.18/x
  3. Step 3: Cross multiply
    456,764.26x = 685,146.39 × 141,214.18
  4. Step 4: Simplify right side
    456,764.26x = 96,752,385,643.81
  5. Step 5: Solve for x
    x = 96,752,385,643.81/456,764.26
  6. Step 6: Final answer
    x = 211,821.27

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Similar ratio
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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.