Home / 823,528.14-1,136,519.28-460,974.60

Finding the Fourth Proportional to 823,528.14, 1,136,519.28 and 460,974.60

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Solution

The fourth proportional to 823,528.14, 1,136,519.28 and 460,974.60 is: 636,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,528.14 : 1,136,519.28 = 460,974.60 : x
  2. Step 2: Convert to fraction form
    823,528.14/1,136,519.28 = 460,974.60/x
  3. Step 3: Cross multiply
    823,528.14x = 1,136,519.28 × 460,974.60
  4. Step 4: Simplify right side
    823,528.14x = 523,906,520,490.29
  5. Step 5: Solve for x
    x = 523,906,520,490.29/823,528.14
  6. Step 6: Final answer
    x = 636,173.19

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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.